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