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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: Changing Your Eating Habits
  37. Healthy Eating: Cutting Unhealthy Fats From Your Diet
  38. Healthy Eating: Eating Heart-Healthy Foods
  39. Healthy Eating: Eating Less Sodium
  40. Healthy Eating for Children
  41. Healthy Eating: Getting Support When Changing Your Eating Habits
  42. Healthy Eating: Helping Your Child Learn Healthy Eating Habits
  43. Healthy Eating in Children: Problems Caused by Poor Nutrition
  44. Healthy Eating in Children: Things That Influence Food Choices
  45. Healthy Eating: Making Healthy Choices When You Eat Out
  46. Healthy Eating: Making Healthy Choices When You Shop
  47. Healthy Eating: Overcoming Barriers to Change
  48. Healthy Eating: Recognizing Your Hunger Signals
  49. Healthy Eating: Starting a Plan for Change
  50. Healthy Eating: Staying With Your Plan
  51. Healthy Eating: Taking Calcium and Vitamin D
  52. Healthy Eating to Decrease Stress
  53. Healthy Habits for Kids
  54. Healthy Habits to Prevent or Reduce Problems From Osteoporosis
  55. Healthy Muscles
  56. Healthy Weight: Thought-Tracking Journal
  57. Hearing Aids
  58. Hearing Loss
  59. Hearing Loss in Babies, Ages 4 to 6 Months
  60. Hearing Loss in Babies, Ages 7 Months to 1 Year
  61. Hearing Loss in Babies, Newborn to Age 3 Months
  62. Hearing Loss in Children, Age 4 Years and Older
  63. Hearing Loss in Children, Ages 1 to 2 Years
  64. Hearing Loss in Children, Ages 2 to 4 Years
  65. Hearing Loss: Should I Get Hearing Aids?
  66. Hearing Protectors
  67. Hearing Tests - Medical Test
  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 Catheterization for Congenital Heart Defects in Children - Medical Test
  76. Heart Failure
  77. Heart Failure: Activity and Exercise
  78. Heart Failure and Sexual Activity
  79. Heart Failure: Avoiding Colds and Flu
  80. Heart Failure: Avoiding Medicines That Make Symptoms Worse
  81. Heart Failure: Avoiding Triggers for Sudden Heart Failure
  82. Heart Failure: Checking Your Weight
  83. Heart Failure: Compensation by the Heart and Body
  84. Heart Failure Complications
  85. Heart Failure Daily Action Plan
  86. Heart Failure: Disease Management Programs
  87. Heart Failure: Eating a Healthy Diet
  88. Heart Failure: Less Common Symptoms
  89. Heart Failure: Should I Get a Pacemaker (Cardiac Resynchronization Therapy)?
  90. Heart Failure: Should I Get an Implantable Cardioverter-Defibrillator (ICD)?
  91. Heart Failure Stages
  92. Heart Failure: Symptom Record
  93. Heart Failure Symptoms
  94. Heart Failure: Taking Medicines Properly
  95. Heart Failure: Tips for Caregivers
  96. Heart Failure: Tips for Easier Breathing
  97. Heart Failure: Track Your Weight, Food, and Sodium
  98. Heart Failure Types
  99. Heart Failure: Watching Your Fluids
  100. Heart Failure With Preserved Ejection Fraction (Diastolic Heart Failure)
  101. Heart Failure With Reduced Ejection Fraction (Systolic Heart Failure)
  102. Heart Health: Walking for a Healthy Heart
  103. Heart Murmur
  104. Heart Rate Problems: Should I Get a Pacemaker?
  105. Heart Rhythm Problems and Driving
  106. Heart Rhythm Problems: Diary of Symptoms
  107. Heart Rhythm Problems: Should I Get an Implantable Cardioverter-Defibrillator (ICD)?
  108. Heart Rhythm Problems: Symptoms
  109. Heart Tests: When Do You Need Them?
  110. Heart Transplant
  111. Heart Valve Disease
  112. Heart Valve Problems: Should I Choose a Mechanical Valve or Tissue Valve to Replace My Heart Valve?
  113. Heartburn
  114. Heartburn: Changing Your Eating Habits
  115. Heartburn Symptom Record
  116. Heart-Healthy Eating
  117. Heart-Healthy Eating: Fish
  118. Heart-Healthy Lifestyle
  119. Heat After an Injury
  120. Heat and Cold Treatment for Cancer Pain
  121. Heat Rash
  122. Heat Waves
  123. Heat-Related Illnesses
  124. Heatstroke: Emergency Symptoms
  125. Heatstroke Prevention: Acclimating to the Heat
  126. Heatstroke Prevention: What to Wear
  127. Heavy Menstrual Periods
  128. Heavy Sweating
  129. Heel Bursitis or Tendon Injury: Preventing Pain
  130. Heimlich Maneuver for Adults and Children Older Than 1 Year
  131. Helicobacter Pylori Bacteria
  132. Helicobacter Pylori Tests - Medical Test
  133. HELLP Syndrome and Preeclampsia
  134. Help for Anger Problems
  135. Help Your School-Age Child Develop Social Skills
  136. Help Your Working Teen Balance Responsibilities and Set Priorities
  137. Helping a Family Member Who Has PTSD
  138. Helping a Loved One After Coronary Artery Bypass Graft Surgery
  139. Helping a Person During a Seizure
  140. Helping Adolescents Develop More Mature Ways of Thinking
  141. Helping Children During Immunizations
  142. Helping Children With Disabilities Stay Active
  143. Helping Kids Handle Peer Pressure
  144. Helping Someone During a Panic Attack
  145. Helping Your Child Avoid Tobacco, Drugs, and Alcohol
  146. Helping Your Child Build a Healthy Body Image
  147. Helping Your Child Build Inner Strength
  148. Helping Your Child Transition Into Middle School or Junior High
  149. Helping Your Child Who Is Overweight
  150. Helping Your Newborn Learn
  151. Helping Your School-Age Child Learn About the Body
  152. Helping Your Teen Become a Safe Driver
  153. Hemochromatosis
  154. Hemochromatosis Gene (HFE) Test - Medical Test
  155. Hemochromatosis Genetic Screening
  156. Hemodialysis
  157. Hemoglobin Electrophoresis - Medical Test
  158. Hemophilia
  159. Hemophilia: Preventing Bleeding Episodes
  160. Hemorrhagic Stroke
  161. Hemorrhoidectomy for Hemorrhoids
  162. Hemorrhoids
  163. Hemorrhoids: Which Treatment Should I Use?
  164. Henna Tattoos (Mehndi)
  165. Hepatitis A
  166. Hepatitis A Vaccine: What You Need to Know
  167. Hepatitis A Virus Test - Medical Test
  168. Hepatitis B
  169. Hepatitis B and C: Risk of Liver Cancer
  170. Hepatitis B: How to Avoid Spreading the Virus
  171. Hepatitis B: Postvaccination Test for Immunity
  172. Hepatitis B: Should I Be Tested?
  173. Hepatitis B: Should I Take Antiviral Medicine for Chronic Hepatitis B?
  174. Hepatitis B Treatment Recommendations
  175. Hepatitis B Vaccine: What You Need to Know
  176. Hepatitis B Virus Tests - Medical Test
  177. Hepatitis C
  178. Hepatitis C Virus Tests - Medical Test
  179. Hepatitis C: Your Risk for Cirrhosis
  180. Hepatitis D
  181. Hepatitis E
  182. Hepatitis Panel
  183. Hereditary Syndromes Associated With Kidney Cancer (Renal Cell Cancer) (PDQ®): Genetics - Patient Information [NCI]
  184. Heroin
  185. 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
  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's 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's 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 - 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 Eat Healthy When You're Home All The Time
  49. How to Find Sodium
  50. How to Get Rid of Medicines
  51. How to Get Up Safely After a Fall
  52. How to Stay Connected When You're Apart
  53. How to Stop Bleeding From a Head Wound
  54. How to Take Birth Control Pills
  55. How to Teach Your Child by Example
  56. How to Track Your Stress
  57. How to Transport a Piece of Tongue
  58. How You Can Help Older Adults Stay Connected