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  1. Caffeine During Pregnancy
  2. CAGE Questionnaire for Alcohol Problems
  3. Calcium (Ca) in Blood - Medical Test
  4. Calcium (Ca) in Urine - Medical Test
  5. Calcium Deposits and Tendinitis (Calcific Tendinitis)
  6. Calf Muscle Injury
  7. Calluses and Corns
  8. Calluses and Corns: Protective Padding
  9. Calluses and Corns: Using Pumice Stones
  10. Calming Your Mind With Mindfulness-Based Stress Reduction (MBSR)
  11. Cal's Story: Learning to Exercise When You Have COPD
  12. Campylobacteriosis
  13. Cancell/Cantron/Protocel (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  14. Cancell/Cantron/Protocel (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  15. Cancer
  16. Cancer: Adjusting Over Time (video)
  17. Cancer Antigen 125 (CA-125) - Medical Test
  18. Cancer: Controlling Cancer Pain
  19. Cancer: Controlling Nausea and Vomiting From Chemotherapy
  20. Cancer: Dealing With Stress (video)
  21. Cancer During Pregnancy
  22. Cancer: Finding Peace in Spirituality (video)
  23. Cancer: Finding Your Strength (video)
  24. Cancer Genetics Overview (PDQ®): Genetics - Health Professional Information [NCI]
  25. Cancer Genetics Risk Assessment and Counseling (PDQ®): Genetics - Health Professional Information [NCI]
  26. Cancer: Help for Fatigue (video)
  27. Cancer: Home Treatment for Constipation
  28. Cancer: Home Treatment for Diarrhea
  29. Cancer: Home Treatment for Fatigue
  30. Cancer: Home Treatment for Mouth Sores
  31. Cancer: Home Treatment for Nausea or Vomiting
  32. Cancer: Home Treatment for Pain
  33. Cancer: Home Treatment for Sleep Problems
  34. Cancer: How It Affects Your Relationships (video)
  35. Cancer: How to Talk to Your Children (video)
  36. Cancer: Life After Treatment (video)
  37. Cancer Pain
  38. Cancer Pain (PDQ®): Supportive care - Health Professional Information [NCI]
  39. Cancer Pain (PDQ®): Supportive care - Patient Information [NCI]
  40. Cancer: Preparing for Hair Loss From Chemotherapy (video)
  41. Cancer Prevention Overview (PDQ®): Prevention - Health Professional Information [NCI]
  42. Cancer Prevention Overview (PDQ®): Prevention - Patient Information [NCI]
  43. Cancer Screening Overview (PDQ®): Screening - Health Professional Information [NCI]
  44. Cancer Screening Overview (PDQ®): Screening - Patient Information [NCI]
  45. Cancer Staging and Grading
  46. Cancer Support: Being an Active Patient
  47. Cancer Support: Coping With Cancer Treatments
  48. Cancer Support: Dealing With Emotions and Fears
  49. Cancer Support: Family, Friends, and Relationships
  50. Cancer Support: Finding Out That You Have Cancer
  51. Cancer Support: Life After Treatment
  52. Cancer Support: Managing Stress
  53. Cancer Support: When Your Cancer Comes Back or Gets Worse
  54. Cancer Treatment and Infertility
  55. Cancer Treatment: Help for Mouth and Throat Problems (video)
  56. Cancer Treatment: Help for When You Feel Sick or Lose Your Appetite (video)
  57. Cancer: Understanding Your Feelings (video)
  58. Cancer: When You First Find Out (video)
  59. Cancer: Your Support Network (video)
  60. Cancer-Related Post-traumatic Stress (PDQ®): Supportive care - Health Professional Information [NCI]
  61. Cancer-Related Post-traumatic Stress (PDQ®): Supportive care - Patient Information [NCI]
  62. Canker Sores
  63. Cannabis and Cannabinoids (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  64. Cannabis and Cannabinoids (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  65. Capsaicin
  66. Capsaicin for Osteoarthritis
  67. Car Seat Safety (video)
  68. Carbohydrate Foods
  69. Carbohydrates, Proteins, Fats, and Blood Sugar
  70. Carbon Dioxide - Medical Test
  71. Carbon Dioxide Laser Surgery for Abnormal Cervical Cell Changes
  72. Carbon Monoxide (CO) - Medical Test
  73. Carbon Monoxide Poisoning
  74. Carbon Monoxide Poisoning: Protecting Your Home
  75. Carcinoembryonic Antigen (CEA) - Medical Test
  76. Carcinoma of Unknown Primary Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  77. Carcinoma of Unknown Primary Treatment (PDQ®): Treatment - Patient Information [NCI]
  78. Cardiac Arrest
  79. Cardiac Blood Pool Scan - Medical Test
  80. Cardiac Cachexia
  81. Cardiac Catheterization - Medical Test
  82. Cardiac Device Monitoring
  83. Cardiac Enzyme Studies - Medical Test
  84. Cardiac Output
  85. Cardiac Perfusion Scan - Medical Test
  86. Cardiac Rehab: How It Can Help (video)
  87. Cardiac Rehab: What Is It? (video)
  88. Cardiac Rehabilitation
  89. Cardiac Rehabilitation: Emotional Health Benefits
  90. Cardiac Rehabilitation: Exercise
  91. Cardiac Rehabilitation: Home Program
  92. Cardiac Rehabilitation: Hospital Program
  93. Cardiac Rehabilitation: Lifestyle Changes
  94. Cardiac Rehabilitation: Maintenance Program
  95. Cardiac Rehabilitation: Medicine and Exercise
  96. Cardiac Rehabilitation: Monitoring Your Body's Response to Exercise
  97. Cardiac Rehabilitation: Outpatient Program
  98. Cardiac Rehabilitation Team
  99. Cardiac Rehabilitation: Weight and Resistance Training
  100. Cardiomyopathy
  101. Cardiopulmonary Syndromes (PDQ®): Supportive care - Health Professional Information [NCI]
  102. Cardiopulmonary Syndromes (PDQ®): Supportive care - Patient Information [NCI]
  103. Care at the End of Life
  104. Care for a Skin Wound (video)
  105. Care for a Skin Wound
  106. Care for an Indwelling Urinary Catheter
  107. Care for Minor Burns (video)
  108. Care of an Insect Sting
  109. Care of Your Skin When You Have Diabetes
  110. Care of Your Teeth and Gums When You Have Diabetes
  111. Caregiver Support: Talking About Advance Care Planning
  112. Caregiver Tips
  113. Caregiving: Adult Underwear for Incontinence
  114. Caregiving: Fingernail Care
  115. Caregiving: Foot and Toenail Care
  116. Caregiving: Helping Someone Get In and Out of a Car (video)
  117. Caregiving: Helping Someone With Eating
  118. Caregiving: How to Give a Bed Bath
  119. Caregiving: How to Help With a Shower
  120. Caregiving: How to Help With a Sink Bath
  121. Caregiving: How to Prepare (video)
  122. Caregiving: How to Turn a Person in Bed (video)
  123. Caregiving: How to Turn Someone in Bed
  124. Caregiving: Making a Home Safe
  125. Caregiving: Overview of Personal Care
  126. Caregiving: Preventing Rashes in the Groin Area
  127. Caregiving: Reducing Germs and Infection in the Home
  128. Caregiving: Shaving an Adult
  129. Caregiving: Skin Care for Immobile Adults
  130. Caregiving: Take Care of Yourself Too (video)
  131. Caregiving: Using a Bedpan or Urinal
  132. Caregiving: Using a Bedside Commode (Toilet)
  133. Caregiving: Using Disposable Gloves
  134. Caregiving: Washing and Styling Hair
  135. Caregiving: Washing Soiled Clothes and Linens
  136. Caring for a Baby With Neonatal Abstinence Syndrome (NAS) (video)
  137. Caring for a Baby's Nails
  138. Caring for a Drain After Surgery (video)
  139. Caring for Adults With Autism
  140. Caring for More Than One Baby
  141. Caring for Your Child's Drain After Surgery (video)
  142. Caring for Your Child's IV Site (video)
  143. Caring for Your Child's Trach (video)
  144. Caring for Your Feeding Tube (video)
  145. Caring for Your Implanted Port (video)
  146. Caring for Your IV Site (video)
  147. Caring for Your Newborn: Diapers (video)
  148. Caring for Your Newborn: Feeding (video)
  149. Caring for Your Newborn: Sleeping (video)
  150. Caring for Your Newborn: Umbilical Cord (video)
  151. Caring for Your PICC or Central IV Line (video)
  152. Caring for Your Stoma and Ostomy Bag (video)
  153. Caring for Your Tracheostomy (video)
  154. Caring for Your Urinary Catheter (video)
  155. Caring for Yourself After Cesarean Delivery (video)
  156. Caring for Yourself After Vaginal Delivery (video)
  157. Caring for Yourself While Your Baby Is in the NICU (video)
  158. Carole's Story: Taking Medicine Right Away to Stop a Migraine
  159. Carotid Artery Disease
  160. Carotid Artery Procedure: How Others Decided (video)
  161. Carotid Artery Stenting (video)
  162. Carotid Artery Stenting
  163. Carotid Endarterectomy (video)
  164. Carotid Endarterectomy
  165. Carotid Endarterectomy, Deciding About
  166. Carpal Tunnel Syndrome
  167. Carpal Tunnel Syndrome: A Few Tips for Preventing It (video)
  168. Carpal Tunnel Syndrome: Safe Posture and Movements
  169. Carpal Tunnel Syndrome: Should I Have Surgery?
  170. Carpal Tunnel Syndrome: Stretches (video)
  171. Cartilage (Bovine and Shark) (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  172. Cartilage (Bovine and Shark) (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  173. Cast Care Tips
  174. Cataract Surgery (video)
  175. Cataract Surgery
  176. Cataracts
  177. Cataracts: Eye Care After Surgery
  178. Cataracts in Children
  179. Cataracts: Questions About Surgery
  180. Cataracts: Should I Have Surgery?
  181. Catecholamines in Blood - Medical Test
  182. Catecholamines in Urine - Medical Test
  183. Catheter Ablation for a Fast Heart Rate
  184. Catheter Ablation for Atrial Fibrillation
  185. Catheter Ablation for Atrial Fibrillation: Before Your Procedure (video)
  186. Catheter Ablation for Heart Rhythm Problem: Deciding About
  187. Catheter Ablation for SVT: Before Your Procedure (video)
  188. Catheter Ablation: Returning Home (video)
  189. Catheters for Urinary Incontinence in Men
  190. Cathy's Story: Dealing With Stress
  191. Causes of Bleeding in the Digestive Tract
  192. Causes of Hair Loss: Medicines and Medical Treatments
  193. Causes of Hyperventilation
  1. Challenge Tests for Asthma
  2. Chamomile
  3. Change a Habit by Setting Goals
  4. Change in Heartbeat
  5. Change Your Outlook to Lower Your Stress
  6. Changes in Your Nails
  7. Changing Negative Thoughts (video)
  8. Charting Your Basal Body Temperature
  9. Checking In to the Hospital
  10. Checking Peak Flow (video)
  11. Checklist for Evaluating Hospice Programs
  12. Checklist for Preventing Falls at Home
  13. Checklist for Shoes and Socks That Fit Well
  14. Checklist for the Home for Vertigo
  15. Chelation Therapy
  16. Chemical Burn
  17. Chemical in the Eye
  18. Chemical Peel
  19. Chemical Pinkeye (Conjunctivitis)
  20. Chemistry Screen - Medical Test
  21. Chemo Brain
  22. Cheryl's Story: Dealing With Depression
  23. Chest Problems
  24. Chest X-Ray - Medical Test
  25. Chickenpox: Controlling the Itch
  26. Chickenpox: Preventing Skin Infections
  27. Chickenpox (Varicella)
  28. Chikungunya Fever
  29. Chilblains (Perniosis)
  30. Child Abuse and Neglect
  31. Child Abuse: Emotional Abuse by Parents
  32. Child Car Seats
  33. Child CPR (video)
  34. Child Safety: Air Pollution
  35. Child Safety: Bathing
  36. Child Safety: Bicycles and Tricycles
  37. Child Safety: Drowning Prevention in Pools and Hot Tubs
  38. Child Safety: Fires
  39. Child Safety: Guns and Firearms
  40. Child Safety: Pets
  41. Child Safety: Preventing Burns
  42. Child Safety: Preventing Child Abduction
  43. Child Safety: Preventing Drowning
  44. Child Safety: Preventing Falls
  45. Child Safety: Streets and Motor Vehicles
  46. Child Safety: Strollers and Shopping Carts
  47. Child Safety: Washing Toys to Prevent Germs
  48. Child Who Is Overweight: Evaluating Nutrition and Activity Patterns
  49. Child Who Is Overweight: Medical Evaluation
  50. Childbirth Afterpains
  51. Childbirth Classes
  52. Childbirth: Epidurals
  53. Childbirth: Is Planning a C-Section a Good Choice?
  54. Childbirth: Laboring in Water and Water Delivery
  55. Childbirth: Opioid Pain Medicines
  56. Childbirth: Perineal Massage Before Labor
  57. Childbirth Planning: How to Partner With Your Doctor
  58. Childbirth: Pudendal and Paracervical Blocks
  59. Childbirth: Strep Infections During Delivery
  60. Childhood Acute Lymphoblastic Leukemia Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  61. Childhood Acute Lymphoblastic Leukemia Treatment (PDQ®): Treatment - Patient Information [NCI]
  62. Childhood Acute Myeloid Leukemia/Other Myeloid Malignancies Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  63. Childhood Acute Myeloid Leukemia/Other Myeloid Malignancies Treatment (PDQ®): Treatment - Patient Information [NCI]
  64. Childhood Adrenocortical Carcinoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  65. Childhood Adrenocortical Carcinoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  66. Childhood Astrocytomas Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  67. Childhood Astrocytomas Treatment (PDQ®): Treatment - Patient Information [NCI]
  68. Childhood Basal Cell Carcinoma and Squamous Cell Carcinoma of the Skin Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  69. Childhood Basal Cell Carcinoma and Squamous Cell Carcinoma of the Skin Treatment (PDQ®): Treatment - Patient Information [NCI]
  70. Childhood Bladder Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  71. Childhood Bladder Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  72. Childhood Brain and Spinal Cord Tumors Treatment Overview (PDQ®): Treatment - Health Professional Information [NCI]
  73. Childhood Brain and Spinal Cord Tumors Treatment Overview (PDQ®): Treatment - Patient Information [NCI]
  74. Childhood Brain Stem Glioma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  75. Childhood Brain Stem Glioma Treatment (PDQ®): Treatment - Patient Information [NCI]
  76. Childhood Breast Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  77. Childhood Breast Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  78. Childhood Cancer Genomics (PDQ®): Treatment - Health Professional Information [NCI]
  79. Childhood Carcinoma of Unknown Primary Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  80. Childhood Carcinoma of Unknown Primary Treatment (PDQ®): Treatment - Patient Information [NCI]
  81. Childhood Cardiac (Heart) Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  82. Childhood Cardiac (Heart) Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  83. Childhood Central Nervous System Atypical Teratoid/Rhabdoid Tumor Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  84. Childhood Central Nervous System Atypical Teratoid/Rhabdoid Tumor Treatment (PDQ®): Treatment - Patient Information [NCI]
  85. Childhood Central Nervous System Germ Cell Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  86. Childhood Central Nervous System Germ Cell Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  87. Childhood Cervical and Vaginal Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  88. Childhood Cervical and Vaginal Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  89. Childhood Chordoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  90. Childhood Chordoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  91. Childhood Colorectal Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  92. Childhood Colorectal Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  93. Childhood Craniopharyngioma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  94. Childhood Craniopharyngioma Treatment (PDQ®): Treatment - Patient Information [NCI]
  95. Childhood Ependymoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  96. Childhood Ependymoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  97. Childhood Esophageal Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  98. Childhood Esophageal Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  99. Childhood Esthesioneuroblastoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  100. Childhood Esthesioneuroblastoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  101. Childhood Extracranial Germ Cell Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  102. Childhood Extracranial Germ Cell Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  103. Childhood Fears and Exposure to Violence
  104. Childhood Gastrointestinal Carcinoid Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  105. Childhood Gastrointestinal Carcinoid Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  106. Childhood Gastrointestinal Stromal Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  107. Childhood Gastrointestinal Stromal Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  108. Childhood Hematopoietic Cell Transplantation (PDQ®): Treatment - Health Professional Information [NCI]
  109. Childhood Hodgkin Lymphoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  110. Childhood Hodgkin Lymphoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  111. Childhood Immunization Record
  112. Childhood Immunization Schedule: Ages 0 to 6 Years
  113. Childhood Immunization Schedule: Ages 7 to 18 Years
  114. Childhood Intraocular (Uveal) Melanoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  115. Childhood Intraocular (Uveal) Melanoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  116. Childhood Laryngeal Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  117. Childhood Laryngeal Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  118. Childhood Leukemia: Understanding Treatment (video)
  119. Childhood Leukemia: What Is ALL? (video)
  120. Childhood Leukemia: What Is AML? (video)
  121. Childhood Leukemia: Working With Your Care Team (video)
  122. Childhood Liver Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  123. Childhood Liver Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  124. Childhood Medulloblastoma and Other Central Nervous System Embryonal Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  125. Childhood Medulloblastoma and Other Central Nervous System Embryonal Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  126. Childhood Melanoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  127. Childhood Melanoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  128. Childhood Mesothelioma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  129. Childhood Mesothelioma Treatment (PDQ®): Treatment - Patient Information [NCI]
  130. Childhood Midline Tract Carcinoma Involving the NUT Gene (NUT Midline Carcinoma) Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  131. Childhood Midline Tract Carcinoma with NUT Gene Changes Treatment (PDQ®): Treatment - Patient Information [NCI]
  132. Childhood Multiple Endocrine Neoplasia (MEN) Syndromes Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  133. Childhood Multiple Endocrine Neoplasia (MEN) Syndromes Treatment (PDQ®): Treatment - Patient Information [NCI]
  134. Childhood Nasopharyngeal Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  135. Childhood Nasopharyngeal Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  136. Childhood Non-Hodgkin Lymphoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  137. Childhood Non-Hodgkin Lymphoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  138. Childhood Oral Cavity Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  139. Childhood Oral Cavity Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  140. Childhood Ovarian Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  141. Childhood Ovarian Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  142. Childhood Pancreatic Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  143. Childhood Pancreatic Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  144. Childhood Pheochromocytoma and Paraganglioma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  145. Childhood Pheochromocytoma and Paraganglioma Treatment (PDQ®): Treatment - Patient Information [NCI]
  146. Childhood Pleuropulmonary Blastoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  147. Childhood Pleuropulmonary Blastoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  148. Childhood Rhabdomyosarcoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  149. Childhood Rhabdomyosarcoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  150. Childhood Salivary Gland Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  151. Childhood Salivary Gland Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  152. Childhood Soft Tissue Sarcoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  153. Childhood Soft Tissue Sarcoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  154. Childhood Stomach (Gastric) Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  155. Childhood Stomach (Gastric) Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  156. Childhood Testicular Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  157. Childhood Testicular Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  158. Childhood Thymoma and Thymic Carcinoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  159. Childhood Thymoma and Thymic Carcinoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  160. Childhood Thyroid Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  161. Childhood Thyroid Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  162. Childhood Tracheobronchial Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  163. Childhood Tracheobronchial Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  164. Childhood Vascular Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  165. Childhood Vascular Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
  166. Children and Cough and Cold Medicines (video)
  167. Children and Teens: What Is Type 2 Diabetes? (video)
  168. Children's Growth Chart
  169. Children's Health
  170. Chili Pepper Burns
  171. Chipped or Broken Tooth or Dental Appliance
  172. Chiropractic
  173. Chiropractic Treatment for Low Back Pain, Deciding About
  174. Chlamydia
  175. Chlamydia Tests - Medical Test
  176. Chloride (Cl) - Medical Test
  177. Choking Prevention in Small Children
  178. Choking Rescue for Babies
  179. Choking Rescue Procedure: Heimlich Maneuver
  180. Cholecystectomy: Before Your Surgery (video)
  181. Cholecystectomy: Returning Home (video)
  182. Cholecystitis
  183. Cholera Vaccine: What You Need to Know
  184. Cholesterol and Triglycerides: Eating Fish and Fish Oil
  185. Cholesterol and Triglycerides Tests - Medical Test
  186. Cholesterol: Choosing a Heart-Healthy Life (video)
  187. Cholesterol: How It Raises Your Risk (video)
  188. Cholesterol in Children and Teens
  189. Cholesterol Numbers: What They Mean for Your Health (video)
  190. Cholesterol Test: Understanding the Test (video)
  191. Cholesterol Treatment Guidelines
  192. Choosing a Health Care Agent (video)
  193. Choosing a Health Care Agent
  194. Choosing a Health Care Provider
  195. Choosing a Hospital
  196. Choosing a Nursing Home
  197. Choosing a Prosthesis After Breast Cancer Surgery
  198. Choosing a Vitamin and Mineral Supplement
  199. Choosing a Weight-Loss Program
  200. Choosing an Insulin Pump
  201. Choosing Baby Bottles and Nipples
  202. Choosing Child Care
  203. Chorionic Villus Sampling (CVS) - Medical Test
  204. Chorionic Villus Sampling, Deciding About
  205. Chromium
  206. Chronic Constipation
  207. Chronic Fatigue: Changing Your Schedule
  208. Chronic Female Pelvic Pain
  209. Chronic Hepatitis B, Deciding About Antiviral Therapy
  210. Chronic Kidney Disease
  211. Chronic Low Back Pain: Time for Something New (video)
  212. Chronic Lung Disease in Infants
  213. Chronic Lymphocytic Leukemia Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  214. Chronic Lymphocytic Leukemia Treatment (PDQ®): Treatment - Patient Information [NCI]
  215. Chronic Myelogenous Leukemia Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  216. Chronic Myelogenous Leukemia Treatment (PDQ®): Treatment - Patient Information [NCI]
  217. Chronic Myeloproliferative Neoplasms Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  218. Chronic Myeloproliferative Neoplasms Treatment (PDQ®): Treatment - Patient Information [NCI]
  219. Chronic Myofascial Pain
  220. Chronic Pain
  221. Chronic Pain: Finding Your Strength (video)
  222. Chronic Pain: How Medicines Can Help You Manage It (video)
  223. Chronic Pain: Managing Pain With Healthy Thinking (video)
  224. Chronic Pain Syndrome
  225. Chronic Pain: Tracking How You're Doing (video)
  226. Chronic Pain: Treatments Other Than Medicine (video)
  227. Chronic Pain: Using Healthy Thinking
  228. Chronic Pancreatitis: Pain Management
  1. Cocaine
  2. Cochlear Implants
  3. Coenzyme Q10
  4. Coenzyme Q10 (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  5. Coenzyme Q10 (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  6. Cognitive Development, Ages 1 to 12 Months
  7. Cognitive Development, Ages 12 to 24 Months
  8. Cognitive Development, Ages 15 to 18 Years
  9. Cognitive Development From Age 6 to 10 Years
  10. Cognitive Growth in Newborns
  11. Cognitive Impairment in Adults with Non−Central Nervous System Cancers (PDQ®): Supportive care - Health Professional Information [NCI]
  12. Cognitive Impairment in Adults with Non−Central Nervous System Cancers (PDQ®): Supportive care - Patient Information [NCI]
  13. Cognitive-Behavioral Therapy for Eating Disorders
  14. Cognitive-Behavioral Therapy for Pain Management
  15. Cold Agglutinins - Medical Test
  16. Cold Exposure: Emergency Equipment
  17. Cold Exposure: Ways the Body Loses Heat
  18. Cold Exposure: What Increases Your Risk of Injury?
  19. Cold Hands: Home Treatment
  20. Cold Packs for Eye Injuries
  21. Cold Sores
  22. Cold Temperature Exposure
  23. Colds
  24. Colds and Flu
  25. Colic
  26. Colic Diary
  27. Colic: Harmful Treatments
  28. Collapsed Lung (Pneumothorax)
  29. Colon Cancer Genetic Testing
  30. Colon Cancer: Screening Tests and What the Results Mean (video)
  31. Colon Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  32. Colon Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  33. Colon Polyps
  34. Colonoscopy - Medical Test
  35. Colonoscopy: Overview (video)
  36. Color Blindness
  37. Color Changes in Nails
  38. Colorectal Cancer
  39. Colorectal Cancer, Metastatic or Recurrent
  40. Colorectal Cancer Prevention (PDQ®): Prevention - Health Professional Information [NCI]
  41. Colorectal Cancer Prevention (PDQ®): Prevention - Patient Information [NCI]
  42. Colorectal Cancer Screening
  43. Colorectal Cancer Screening (PDQ®): Screening - Health Professional Information [NCI]
  44. Colorectal Cancer Screening (PDQ®): Screening - Patient Information [NCI]
  45. Colorectal Cancer: Which Screening Test Should I Have?
  46. Colostomy (video)
  47. Colostomy for Colorectal Cancer
  48. Colposcopy and Cervical Biopsy - Medical Test
  49. Colposcopy: Should I have colposcopy if my Pap test shows minor cell changes?
  50. Combining Breastfeeding and Bottle-Feeding
  51. Comforting a Child Who Has a Respiratory Illness
  52. Committing Again to Healthy Eating
  53. Committing to Quitting: Your Stop Smoking Plan
  54. Common Coping Responses for Stress
  55. Common Questions About Giving Yourself Shots
  56. Common Questions About Sexual Orientation
  57. Common Stinging or Biting Insects or Spiders
  58. Common Types of Birthmarks
  59. Common Types of Hernias
  60. Communication in Cancer Care (PDQ®): Supportive care - Health Professional Information [NCI]
  61. Communication in Cancer Care (PDQ®): Supportive care - Patient Information [NCI]
  62. Comparing Artificial Sweeteners
  63. Comparing Nicotine Replacement Methods
  64. Comparing Rheumatoid Arthritis and Osteoarthritis
  65. Comparing Stop-Smoking Medicines
  66. Comparing Symptoms of Normal Moodiness With Depression in Children
  67. Complement Test for Lupus
  68. Complementary Medicine
  69. Complementary Medicine
  70. Complementary Medicine for Arthritis
  71. Complementary Medicine: Should I Use Complementary Medicine?
  72. Complete Blood Count (CBC) - Medical Test
  73. Complete Blood Count (CBC) Test: Understanding the Test (video)
  74. Complex Regional Pain Syndrome
  75. Complicated Urinary Tract Infections
  76. Complications of Ear Infections
  77. Complications of Enlarged Prostate
  78. Complications of Grief
  79. Complications of Lupus
  80. Complications of Osteoarthritis
  81. Complications of Paget's Disease
  82. Complications of Peptic Ulcer
  83. Comprehensive Metabolic Panel
  84. Comprehensive Rehabilitation Programs for Low Back Pain
  85. Compression Stockings for Varicose Veins
  86. Compression Stockings: How to Use Them
  87. Computed Tomography Angiogram (CT Angiogram) - Medical Test
  88. Computed Tomography (CT) Scan of the Body - Medical Test
  89. Computed Tomography (CT) Scan of the Head and Face - Medical Test
  90. Computed Tomography (CT) Scan of the Spine - Medical Test
  91. Concussion
  92. Conditions Related to Dyslexia
  93. Conditions With Symptoms Similar to Depression in Children and Teens
  94. Cone Biopsy (Conization) for Abnormal Cervical Cell Changes
  95. Confusion, Memory Loss, and Altered Alertness
  96. Congenital Heart Defect Types
  97. Congenital Heart Defects: Caring for Your Child
  98. Congenital Heart Defects in Adults
  99. Congenital Heart Defects in Children
  100. Congenital Hydrocele
  101. Congenital Hydrocephalus
  102. Congenital Syphilis
  103. Congenital Torticollis
  104. Conserving Energy When You Have COPD or Other Chronic Conditions
  105. Constipation, Age 11 and Younger
  106. Constipation, Age 12 and Older
  107. Constipation: Here's Help (video)
  108. Constipation in Children
  109. Constipation: Keeping Your Bowels Healthy
  110. Contact Lens Care
  111. Contact Lens Problems: Hypoxia
  112. Contact Lens Problems: Infection
  113. Contact Lenses
  114. Contact Lenses: Dry Eyes
  115. Continuous Glucose Monitoring
  116. Continuous Positive Airway Pressure (CPAP) Therapy for Obstructive Sleep Apnea
  117. Contraceptive Sponge for Birth Control
  118. Contraction Stress Test - Medical Test
  119. Contractions During Pregnancy: What to Expect
  120. Controlling Dust, Dust Mites, and Other Allergens in Your Home
  121. Controlling Indoor Mold
  122. Controlling Pet Allergens
  123. Coombs Antibody Test (Indirect and Direct) - Medical Test
  124. COPD
  125. COPD Action Plan
  126. COPD and Alpha-1 Antitrypsin (AAT) Deficiency
  127. COPD and Sex
  128. COPD: Avoiding Weight Loss
  129. COPD: Avoiding Your Triggers
  130. COPD (Chronic Obstructive Pulmonary Disease)
  131. COPD: Clearing Your Lungs (video)
  132. COPD: Clearing Your Lungs
  133. COPD: Eating Well for Strength and Energy (video)
  134. COPD: Exercises for Building Strength (video)
  135. COPD: Exercises for Easier Breathing (video)
  136. COPD Flare-Ups
  137. COPD: Handling a Flare-Up
  138. COPD: Help for Caregivers
  139. COPD: How to Use a Nebulizer (video)
  140. COPD: Keeping Your Diet Healthy
  141. COPD: Keeping Your Quality of Life (video)
  142. COPD: Learning to Breathe Easier
  143. COPD: Lung Volume Reduction Surgery
  144. COPD: Take This Chance to Quit Smoking (video)
  145. COPD: Taking Medicines After a Flare-Up (video)
  146. COPD: Time to Decide About Smoking (video)
  147. COPD: Try a New Quit-Smoking Strategy (video)
  148. COPD: Using Exercise to Feel Better
  149. COPD: What Happens to Your Lungs (video)
  150. COPD: You Can Still Be Active (video)
  151. COPD's Effect on the Lungs
  152. Coping Strategies to Avoid Harming a Baby
  153. Coping When Your Child Is Near the End of Life
  154. Coping With Changing Sleep Patterns as You Get Older
  155. Coping With Cravings When You're Quitting Smoking
  156. Coping With Osteoarthritis
  157. Copperhead
  158. Coral Snake
  159. Corneal Ring Implants for Nearsightedness
  160. Coronary Angiogram: How Others Decided (video)
  161. Coronary Angiogram: Returning Home (video)
  162. Coronary Angiogram: What Is it? (video)
  163. Coronary Angioplasty: Before Your Procedure (video)
  164. Coronary Angioplasty: Returning Home (video)
  165. Coronary Arteries and Heart Function
  166. Coronary Artery Bypass Graft (CABG) Surgery, Deciding about
  167. Coronary Artery Bypass Graft Surgery: How It Is Done
  168. Coronary Artery Bypass Graft Surgery: How to Prepare
  169. Coronary Artery Bypass Graft Surgery: Recovering in the Hospital
  170. Coronary Artery Bypass Graft Surgery: Self-Care for Recovery
  171. Coronary Artery Bypass Graft Surgery: The Recovery Process
  172. Coronary Artery Bypass Graft Surgery: What to Expect After You Go Home
  173. Coronary Artery Bypass Surgery
  174. Coronary Artery Bypass Surgery: Day One of Recovery
  175. Coronary Artery Bypass Surgery: Minimally Invasive Methods
  176. Coronary Artery Bypass Surgery: When You Arrive at the Hospital
  177. Coronary Artery Bypass Surgery: Your Medical Team
  178. Coronary Artery Disease
  179. Coronary Artery Disease: 7 Ways to Help Lower Your Risk for a Heart Attack (video)
  180. Coronary Artery Disease and Alcohol
  181. Coronary Artery Disease and Depression (video)
  182. Coronary Artery Disease: Being Active (video)
  183. Coronary Artery Disease: Commit to Making an Exercise Plan (video)
  184. Coronary Artery Disease, Deciding About an Angiogram
  185. Coronary Artery Disease: Every Step Matters (video)
  186. Coronary Artery Disease: Exercising for a Healthy Heart
  187. Coronary Artery Disease: Family History
  188. Coronary Artery Disease: Getting Back on Track (video)
  189. Coronary Artery Disease: Helping a Loved One
  190. Coronary Artery Disease: Making Peace With Medicines (video)
  191. Coronary Artery Disease: Moving Forward (video)
  192. Coronary Artery Disease: Prevention Myths
  193. Coronary Artery Disease: Roles of Different Doctors
  194. Coronary Artery Disease: Should I Have an Angiogram?
  195. Coronary Artery Disease: Should I Have Angioplasty for Stable Angina?
  196. Coronary Artery Disease: Should I Have Bypass Surgery?
  197. Coronary Artery Disease: Women Are at Risk Too (video)
  198. Coronary Calcium Scan - Medical Test
  199. Coronary Calcium Scan: Should I Have This Test?
  200. Coronary Calcium Scan to Check for Heart Disease, Deciding about
  201. Coronavirus (COVID-19)
  202. Coronavirus (COVID-19) Symptom Checker
  203. Corporal Punishment
  204. Cortisol in Blood - Medical Test
  205. Cortisol in Urine - Medical Test
  206. Cosmetic Surgery and Procedures
  207. Cottonmouth (Water Moccasin)
  208. Cough Symptoms in Children
  209. Coughs, Age 11 and Younger
  210. Coughs, Age 12 and Older
  211. Counseling for Depression (video)
  212. Counseling for PTSD
  213. Counting Carbohydrate Grams or Servings
  214. COVID-19: 5 Steps to Washing Your Hands (video)
  215. COVID-19: 7 Things You Can Do to Keep Your Distance (video)
  216. COVID-19: 7 Ways to Stay Safe When You're at High Risk (video)
  217. COVID-19: Advice for People at High Risk
  218. COVID-19: Advice if You're Pregnant or Breastfeeding
  219. COVID-19: Call First to Be Sure (video)
  220. COVID-19: Caring for Someone Who Is Sick
  221. COVID-19: Coping With Cabin Fever
  222. COVID-19: Coping With Loneliness
  223. COVID-19: Keeping Your Distance (video)
  224. COVID-19: Keeping Your Home Safe
  225. COVID-19: Managing Anxiety
  226. COVID-19: Parenting During the Outbreak
  227. COVID-19: Pushing Back Against Stigma
  228. COVID-19: Social Distancing
  229. COVID-19: Taking Care of Yourself If You Have It (video)
  230. COVID-19: Taking Care of Yourself If You've Been Exposed (video)
  231. COVID-19: What Is it? (video)
  232. Cow's Milk Sensitivity in Babies