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  1. Head Injuries in Children: Problems to Watch For
  2. Head Injury, Age 3 and Younger
  3. Head Injury, Age 4 and Older
  4. Head Lice
  5. Headache Clinics
  6. Headache Diary
  7. Headache Prevention: Posture and Body Mechanics
  8. Headaches
  9. Headaches
  10. Headaches: Finding and Avoiding Triggers
  11. Headaches in Children
  12. Headaches: Managing a Headache
  13. Headaches: Should I Have Imaging Tests to Find Out What's Causing My Headaches?
  14. Headaches: Should I Take Medicine to Prevent Migraines?
  15. Headaches: Should I Take Prescription Medicine for Tension Headaches?
  16. Healing Through Humor
  17. Healing Touch
  18. Health and Safety, Ages 2 to 5 Years
  19. Health and Safety, Birth to 2 Years
  20. Health Claims on Food Labels
  21. Health Problems Associated With Adult Obesity
  22. Health Risks
  23. Health Risks Related to Smokeless Tobacco
  24. Health Screening: Finding Health Problems Early
  25. Health Screenings: Should I Buy Commercial Tests?
  26. Health Tracking Forms and Checklists
  27. Healthcare-Associated Pneumonia (Nosocomial Pneumonia)
  28. Healthwise Self-Care Checklist
  29. Healthwise Symptom Checker
  30. Healthy Aging
  31. Healthy Aging: Is It Time to Stop Driving?
  32. Healthy Attitudes Toward Food and Exercise
  33. Healthy Eating
  34. Healthy Eating
  35. Healthy Eating and Older Adults
  36. Healthy Eating Basics: Building Healthy Meals
  37. Healthy Eating Basics: Cooking
  38. Healthy Eating: Changing Your Eating Habits
  39. Healthy Eating: Cutting Unhealthy Fats From Your Diet
  40. Healthy Eating: Eating Heart-Healthy Foods
  41. Healthy Eating: Eating Less Sodium
  42. Healthy Eating for Children
  43. Healthy Eating: Getting Support When Changing Your Eating Habits
  44. Healthy Eating: Helping Your Child Learn Healthy Eating Habits
  45. Healthy Eating in Children: Problems Caused by Poor Nutrition
  46. Healthy Eating in Children: Things That Influence Food Choices
  47. Healthy Eating: Making Healthy Choices When You Eat Out
  48. Healthy Eating: Making Healthy Choices When You Shop
  49. Healthy Eating: Overcoming Barriers to Change
  50. Healthy Eating: Recognizing Your Hunger Signals
  51. Healthy Eating: Starting a Plan for Change
  52. Healthy Eating: Staying With Your Plan
  53. Healthy Eating: Taking Calcium and Vitamin D
  54. Healthy Eating to Decrease Stress
  55. Healthy Habits for Kids
  56. Healthy Habits to Prevent or Reduce Problems From Osteoporosis
  57. Healthy Muscles
  58. Healthy Weight: Thought-Tracking Journal
  59. Hearing Aids
  60. Hearing Loss
  61. Hearing Loss in Babies, Ages 4 to 6 Months
  62. Hearing Loss in Babies, Ages 7 Months to 1 Year
  63. Hearing Loss in Babies, Newborn to Age 3 Months
  64. Hearing Loss in Children, Age 4 Years and Older
  65. Hearing Loss in Children, Ages 1 to 2 Years
  66. Hearing Loss in Children, Ages 2 to 4 Years
  67. Hearing Loss: Should I Get Hearing Aids?
  68. Hearing Protectors
  69. Hearing Tests - Medical Test
  70. Heart and Circulation
  71. Heart Arrhythmias and Exercise
  72. Heart Attack and Stroke in Women: Reducing Your Risk
  73. Heart Attack and Stroke Risk Screening
  74. Heart Attack and Unstable Angina
  75. Heart Attack: How to Prevent Another One
  76. Heart Block
  77. Heart Failure
  78. Heart Failure: Activity and Exercise
  79. Heart Failure and Sexual Activity
  80. Heart Failure: Avoiding Colds and Flu
  81. Heart Failure: Avoiding Medicines That Make Symptoms Worse
  82. Heart Failure: Avoiding Triggers for Sudden Heart Failure
  83. Heart Failure: Checking Your Weight
  84. Heart Failure: Compensation by the Heart and Body
  85. Heart Failure Complications
  86. Heart Failure Daily Action Plan
  87. Heart Failure: Disease Management Programs
  88. Heart Failure: Eating a Healthy Diet
  89. Heart Failure: Less Common Symptoms
  90. Heart Failure: Should I Get a Pacemaker (Cardiac Resynchronization Therapy)?
  91. Heart Failure: Should I Get an Implantable Cardioverter-Defibrillator (ICD)?
  92. Heart Failure Stages
  93. Heart Failure: Symptom Record
  94. Heart Failure Symptoms
  95. Heart Failure: Taking Medicines Properly
  96. Heart Failure: Tips for Caregivers
  97. Heart Failure: Tips for Easier Breathing
  98. Heart Failure: Track Your Weight, Food, and Sodium
  99. Heart Failure Types
  100. Heart Failure: Watching Your Fluids
  101. Heart Failure With Preserved Ejection Fraction (Diastolic Heart Failure)
  102. Heart Failure With Reduced Ejection Fraction (Systolic Heart Failure)
  103. Heart Health: Walking for a Healthy Heart
  104. Heart Murmur
  105. Heart Rate Problems: Should I Get a Pacemaker?
  106. Heart Rhythm Problems and Driving
  107. Heart Rhythm Problems: Diary of Symptoms
  108. Heart Rhythm Problems: Should I Get an Implantable Cardioverter-Defibrillator (ICD)?
  109. Heart Rhythm Problems: Symptoms
  110. Heart Tests: When Do You Need Them?
  111. Heart Transplant
  112. Heart Valve Disease
  113. Heart Valve Problems: Should I Choose a Mechanical Valve or Tissue Valve to Replace My Heart Valve?
  114. Heartburn
  115. Heartburn: Changing Your Eating Habits
  116. Heartburn Symptom Record
  117. Heart-Healthy Eating
  118. Heart-Healthy Eating: Fish
  119. Heart-Healthy Lifestyle
  120. Heat After an Injury
  121. Heat and Cold Treatment for Cancer Pain
  122. Heat Rash
  123. Heat Waves
  124. Heat-Related Illnesses
  125. Heatstroke: Emergency Symptoms
  126. Heatstroke Prevention: Acclimating to the Heat
  127. Heatstroke Prevention: What to Wear
  128. Heavy Menstrual Periods
  129. Heavy Sweating
  130. Heel Bursitis or Tendon Injury: Preventing Pain
  131. Heimlich Maneuver for Adults and Children Older Than 1 Year
  132. Helicobacter Pylori Bacteria
  133. Helicobacter Pylori Tests - Medical Test
  134. HELLP Syndrome and Preeclampsia
  135. Help for Anger Problems
  136. Help Your School-Age Child Develop Social Skills
  137. Help Your Working Teen Balance Responsibilities and Set Priorities
  138. Helping a Family Member Who Has PTSD
  139. Helping a Loved One After Coronary Artery Bypass Graft Surgery
  140. Helping a Person During a Seizure
  141. Helping Adolescents Develop More Mature Ways of Thinking
  142. Helping Children During Immunizations
  143. Helping Children With Disabilities Stay Active
  144. Helping Kids Handle Peer Pressure
  145. Helping Someone During a Panic Attack
  146. Helping Your Child Avoid Tobacco, Drugs, and Alcohol
  147. Helping Your Child Build a Healthy Body Image
  148. Helping Your Child Build Inner Strength
  149. Helping Your Child Manage Their Emotional Reactions
  150. Helping Your Child Transition Into Middle School or Junior High
  151. Helping Your Child Who Is Overweight
  152. Helping Your Newborn Learn
  153. Helping Your School-Age Child Learn About the Body
  154. Helping Your Teen Become a Safe Driver
  155. Hemochromatosis
  156. Hemochromatosis Gene (HFE) Test - Medical Test
  157. Hemochromatosis Genetic Screening
  158. Hemodialysis
  159. Hemoglobin Electrophoresis Test - Medical Test
  160. Hemophilia
  161. Hemophilia: Preventing Bleeding Episodes
  162. Hemorrhagic Stroke
  163. Hemorrhoidectomy
  164. Hemorrhoids
  165. Hemorrhoids: Which Treatment Should I Use?
  166. Henna Tattoos (Mehndi)
  167. Hepatitis A
  168. Hepatitis A Vaccine: What You Need to Know
  169. Hepatitis A Virus Test - Medical Test
  170. Hepatitis B
  171. Hepatitis B and C: Risk of Liver Cancer
  172. Hepatitis B: How to Avoid Spreading the Virus
  173. Hepatitis B: Postvaccination Test for Immunity
  174. Hepatitis B: Should I Be Tested?
  175. Hepatitis B: Should I Take Antiviral Medicine for Chronic Hepatitis B?
  176. Hepatitis B Treatment Recommendations
  177. Hepatitis B Vaccine: What You Need to Know
  178. Hepatitis B Virus Tests - Medical Test
  179. Hepatitis C
  180. Hepatitis C Virus Tests - Medical Test
  181. Hepatitis C: Your Risk for Cirrhosis
  182. Hepatitis D
  183. Hepatitis E
  184. Hepatitis Panel
  185. Hereditary Kidney Cancer Syndromes (PDQ®): Genetics - Patient Information [NCI]
  186. Hereditary Leiomyomatosis and Renal Cell Cancer (PDQ®): Genetics - Health Professional Information [NCI]
  187. Hereditary Papillary Renal Carcinoma (PDQ®): Genetics - Health Professional Information [NCI]
  188. Heroin
  189. Herpes Tests - Medical Test
  1. Hiatal Hernia
  2. Hiccups
  3. HIDA Scan - Medical Test
  4. Hidden Gluten
  5. Hidradenitis Suppurativa
  6. High and Low Blood Sugar Level Record for a Child
  7. High Blood Pressure
  8. High Blood Pressure
  9. High Blood Pressure: Checking Your Blood Pressure at Home
  10. High Blood Pressure During Pregnancy
  11. High Blood Pressure in Children and Teens
  12. High Blood Pressure: Nutrition Tips
  13. High Blood Pressure: Over-the-Counter Medicines to Avoid
  14. High Blood Pressure: Should I Take Medicine?
  15. High Blood Pressure: Taking Medicines Properly
  16. High Blood Pressure: Using the DASH Diet
  17. High Blood Sugar Level Record
  18. High Cholesterol
  19. High Cholesterol: How a Dietitian Can Help
  20. High Cholesterol: Making Lifestyle Changes
  21. High Triglycerides
  22. High-Dose Vitamin C (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  23. High-Dose Vitamin C (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  24. High-Output Heart Failure
  25. High-Potassium Foods
  26. High-Pressure Injection Wounds
  27. High-Protein Foods for Wound Healing
  28. High-Risk Pregnancy
  29. High-Risk Sexual Behavior
  30. High-Sensitivity C-Reactive Protein (hs-CRP) Test - Medical Test
  31. Hip Bursitis or Tendon Injury: Preventing Pain
  32. Hip Fracture
  33. Hip Fracture Repair (Hip Pinning)
  34. Hip Fractures: What Increases Your Risk
  35. Hip Injuries, Age 11 and Younger
  36. Hip Injuries, Age 12 and Older
  37. Hip Problems, Age 11 and Younger
  38. Hip Problems, Age 12 and Older
  39. Hip Replacement Surgery, Deciding About
  40. Hip Resurfacing Arthroplasty
  41. Hirschsprung Disease
  42. HIV and Exercise
  43. HIV and Fatigue
  44. HIV and Pregnancy
  45. HIV and Weight Loss
  46. HIV: Antiretroviral Therapy (ART)
  47. HIV: Giving Support
  48. HIV Home Care
  49. HIV (Human Immunodeficiency Virus) Infection
  50. HIV Infection in Health Professionals
  51. HIV: Nonprogressors and HIV-Resistant People
  52. HIV: Preventing Infections
  53. HIV: Preventing Other Infections When You Have HIV
  54. HIV Screening
  55. HIV: Stages of Infection
  56. HIV: Taking Antiretroviral Drugs
  57. HIV Testing: Should I Get Tested for Human Immunodeficiency Virus?
  58. HIV: Tips for Caregivers to Avoid Infection
  59. HIV Treatment in Children
  60. HIV Viral Load
  61. HIV Viral Load Test - Medical Test
  62. HIV: Why Healthy Eating Matters
  1. Hoarding Disorder
  2. Hodgkin Lymphoma
  3. Home Blood Pressure Log
  4. Home Blood Pressure Test - Medical Test
  5. Home Blood Sugar Diary
  6. Home Blood Sugar Test - Medical Test
  7. Home Ear Examination - Medical Test
  8. Home Lung Function Test - Medical Test
  9. Home Pregnancy Tests - Medical Test
  10. Home Remedies for Bites and Stings
  11. Home Test for Protein in Urine
  12. Home Test for Urinary Tract Infections - Medical Test
  13. Home Treatment First Aid for Cold Exposure
  14. Home Treatment for Second-Degree Burns
  15. Homeopathy
  16. Homocysteine - Medical Test
  17. Homocystinuria
  18. Hormonal Birth Control: Risk of Blood Clots
  19. Hormone Inhibin A Test - Medical Test
  20. Hormone Therapy for Dysfunctional Uterine Bleeding, Deciding About
  21. Hormone Therapy for Endometriosis, Deciding About
  22. Hormone Therapy for Prostate Cancer (Androgen Deprivation Therapy, or ADT)
  23. Hormone Treatment for Breast Cancer
  24. Hormones
  25. Hospice Care
  26. Hospital Discharge Planning
  27. Hospital Isolation Rooms
  28. Hospital Patient Advocates
  29. Hospital Policies and Breastfeeding
  30. Hot Flashes and Menopause
  31. Hot Flashes and Night Sweats (PDQ®): Supportive care - Health Professional Information [NCI]
  32. Hot Flashes and Night Sweats (PDQ®): Supportive care - Patient Information [NCI]
  33. How a Scrape Heals
  34. How ADHD Affects Your Child
  35. How Adolescent Thinking Develops
  36. How Asthma Develops in Children
  37. How Birth Control Methods Prevent Pregnancy
  38. How Diabetes Causes Blindness
  39. How Diabetes Causes Foot Problems
  40. How Do You Cope With Stress?
  41. How Hospitals and Clinics Keep You Safe During the COVID-19 Pandemic
  42. How Palliative Care Can Help With Goals and Dreams
  43. How Palliative Care Can Help With Pain and Treatment Side Effects
  44. How Palliative Care Can Help With Spiritual Concerns
  45. How Pregnancy (Conception) Occurs
  46. How Reading Helps Language Development
  47. How the Heart Works
  48. How to Build Well-Being
  49. How to Do a Genital Self-Exam
  50. How to Eat Healthy When You're Home All The Time
  51. How to Find Sodium
  52. How to Get Rid of Medicines
  53. How to Get Up Safely After a Fall
  54. How to Stay Connected When You're Apart
  55. How to Stop Bleeding From a Head Wound
  56. How to Take Birth Control Pills
  57. How to Teach Your Child by Example
  58. How to Track Your Stress
  59. How to Transport a Piece of Tongue
  60. How You Can Help Older Adults Stay Connected