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