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  1. Macular Degeneration, Age-Related
  2. Mad Cow Disease
  3. Maggie Morris: Plan Ahead When You Eat Out
  4. Maggie's Story: Making Changes for Her Health
  5. Maggie's Strategies for Eating Healthy
  6. Maggie: Making Room for Worth-It Foods
  7. Magnetic Field Therapy
  8. Magnetic Resonance Cholangiogram
  9. Major Nutrients in Food
  10. Making a Change That Matters
  11. Making a Plan to Help Someone Get Treatment for an Alcohol Use Problem
  12. Making Positive Changes in Your Life After Quitting Smoking
  13. Making the Most of Your Appointment
  14. Making Wise Health Decisions
  15. Making Your Change Happen
  16. Malabsorption Syndrome
  17. Malaria
  18. Male Breast Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  19. Male Breast Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  20. Male Condoms
  21. Male Genital Problems and Injuries
  22. Malignant High Blood Pressure
  23. Malignant Mesothelioma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  24. Malignant Mesothelioma Treatment (PDQ®): Treatment - Patient Information [NCI]
  25. Mallet Toe: Should I have surgery?
  26. Malocclusion and Orthodontics
  27. Manage Stress for Your Heart
  28. Managing Job Stress
  29. Managing Your Medical Bills
  30. Managing Your Toddler's Frustrating Behaviors
  31. Manual Therapy for Neck Pain
  32. Marijuana
  33. Marine Stings and Scrapes
  34. Marine Toxins
  35. Martha's Story: A Voice for Recovery
  36. Marvin's Story: Coping After the Hurricane
  37. Massage Therapy
  38. Massage Therapy During Pregnancy
  39. Mastectomy (Removal of the Breast) for Breast Cancer
  40. Mastectomy or Breast-Conserving Surgery to Treat Early -Stage Breast Cancer, Deciding About
  41. Mastectomy, Deciding About Breast Reconstruction
  42. Master List of Medicines
  43. Mastitis While Breastfeeding
  44. Maternal Serum Triple or Quadruple Test, Deciding About
  45. Maze Procedure for Atrial Fibrillation


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  1. Meal Planning
  2. Measles (Rubeola)
  3. Measuring Your Waist
  4. Mechanical Ventilation at End of Life, Deciding About
  5. Media and Your Child: Making Choices
  6. Medial Collateral Ligament (MCL) Injury
  7. Medical Abortion Care
  8. Medical and Other Transition Options for Transgender People
  9. Medical Checkups for Adolescents
  10. Medical History and Physical Exam for Dementia or Alzheimer's Disease
  11. Medical Marijuana
  12. Medical Specialists
  13. Medical Tests: Questions to Ask the Doctor
  14. Medicare Hospice Benefit
  15. Medicare: What You Need to Know
  16. Medicinal Mushrooms (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  17. Medicinal Mushrooms (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  18. Medicine or Other Drug Use and Sleep Problems
  19. Medicines and Mouth Problems
  20. Medicines and Other Substances That Can Cause Symptoms of Depression
  21. Medicines and Sun Exposure
  22. Medicines and Urinary Symptoms
  23. Medicines During Pregnancy
  24. Medicines for ADHD (attention deficit hyperactivity disorder)
  25. Medicines for bone loss
  26. Medicines for Cluster Headaches
  27. Medicines or Vitamins That Can Cause Gas, Bloating, or Burping
  28. Medicines That Can Cause Abdominal Pain
  29. Medicines That Can Cause Acute Kidney Injury
  30. Medicines That Can Cause Blisters
  31. Medicines That Can Cause Bruises
  32. Medicines That Can Cause Changes in Heart Rate or Rhythm
  33. Medicines That Can Cause Confusion or a Decreased Alertness
  34. Medicines That Can Cause Constipation
  35. Medicines That Can Cause Diarrhea
  36. Medicines That Can Cause Heartburn
  37. Medicines That Can Cause Nausea and Vomiting
  38. Medicines That Can Cause Pancreatitis
  39. Medicines That Can Cause Tinnitus
  40. Medicines That Can Cause Weakness or Fatigue
  41. Medicines That Cause Hearing Loss
  42. Medicines That Increase the Chance for a Heat-Related Illness
  43. Medicines That May Cause a Rash
  44. Medicines That May Cause Arm or Leg Problems
  45. Medicines That May Cause Lightheadedness or Vertigo
  46. Medicines That May Cause Rashes in Children
  47. Medicines That May Cause Vaginal Symptoms
  48. Medicines to Prevent Abnormal Heart Rhythm in Heart Failure
  49. Meditation
  50. Mediterranean Diet
  51. Melanoma
  52. Melanoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  53. Melanoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  54. Melatonin
  55. Memory Problems: Issues With Driving
  56. Memory Problems: Tips for Helping the Person With Daily Tasks
  57. Memory Problems: Wandering
  58. Men's Health
  59. Menarche
  60. Ménière's Disease
  61. Meningitis
  62. Meningococcal ACWY Vaccines - MenACWY and MPSV4: What You Need to Know
  63. Meniscectomy for a Meniscus Tear
  64. Meniscus Repair
  65. Meniscus Surgery: Recovery Time
  66. Meniscus Tear
  67. Meniscus Tear: Rehabilitation Exercises
  68. Meniscus Tear: Should I Have a Diagnostic Test (MRI or Arthroscopy)?
  69. Meniscus Tear: Should I Have Surgery?
  70. Menopause and Perimenopause
  71. Menopause and Your Risk for Other Health Concerns
  72. Menopause: Managing Hot Flashes
  73. Menopause: Should I Use Hormone Therapy (HT)?
  74. Menopause: Wild Yam and Progesterone Creams
  75. Menstrual Cramps
  76. Menstrual Cups
  77. Menstrual Cycle: Dealing With Cramps
  78. Menstrual Diary to Monitor Premenstrual Symptoms
  79. Menstruation: Not Having a Period by Age 15
  80. Mental and Behavioral Health
  81. Mental Health Problems and Stigma
  82. Merkel Cell Carcinoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  83. Merkel Cell Carcinoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  84. Metabolic Syndrome
  85. Metastatic Prostate Cancer
  86. Metastatic Squamous Neck Cancer With Occult Primary Treatment (Adult) (PDQ®): Treatment - Health Professional Information [NCI]
  87. Metastatic Squamous Neck Cancer with Occult Primary Treatment (Adult) (PDQ®): Treatment - Patient Information [NCI]
  88. Metformin for diabetes
  89. Methamphetamine
  90. Methicillin-Resistant Staphylococcus Aureus (MRSA)


Top of Page
  1. Middle Ear Infection
  2. Middle East Respiratory Syndrome (MERS)
  3. Migrain Headache Prevention, Should I take Medication?
  4. Migraine Headache Triggers
  5. Migraine Headaches
  6. Migraines: Finding and Avoiding Triggers
  7. Mild Cognitive Impairment and Dementia
  8. Mild, Moderate, and Severe Vertigo
  9. Mild, Moderate, or Severe Diarrhea
  10. Milestones for 10-Year-Olds
  11. Milestones for 2-Year-Olds
  12. Milestones for 3-Year-Olds
  13. Milestones for 4-Year-Olds
  14. Milestones for 5-Year-Olds
  15. Milestones for 6-Year-Olds
  16. Milestones for 7-Year-Olds
  17. Milestones for 8-Year-Olds
  18. Milestones for 9-Year-Olds
  19. Milestones for a 1-Year-Old
  20. Milestones for Ages 11 to 14
  21. Milestones for Ages 15 to 18
  22. Milestones for an 18-Month-Old Child
  23. Military Sexual Trauma
  24. Milk Allergy
  25. Milk Oversupply
  26. Milk Thistle
  27. Milk Thistle (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  28. Milk Thistle (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  29. Mind-Body Wellness
  30. Mindfulness-Based Stress Reduction
  31. Minerals: Their Functions and Sources
  32. Miscarriage
  33. Miscarriage: Should I Have Treatment to Complete a Miscarriage?
  34. Misdiagnosis of Lyme Disease
  35. Missed or Irregular Periods
  36. Missed Periods and Endurance Training
  37. Mistletoe Extracts (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  38. Mistletoe Extracts (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  39. Mitochondrial Diseases
  40. Mitral Valve Prolapse
  41. Mitral Valve Regurgitation
  42. Mitral Valve Regurgitation Surgery: Repair or Replace the Valve?
  43. Mitral Valve Repair Surgery (Commissurotomy) for Mitral Valve Stenosis
  44. Mitral Valve Replacement Surgery
  45. Mitral Valve Stenosis
  46. Mitral Valve Stenosis: Repair or Replacement?