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Top of the page- Mad Cow Disease
- Maggie: Making Room for Worth-It Foods
- Maggie Morris: Plan Ahead When You Eat Out
- Maggie's Story: Making Changes for Her Health
- Maggie's Strategies for Eating Healthy
- Magnesium (Mg) - Medical Test
- Magnesium Test: About This Test
- Magnesium Test: About Your Child's Test
- Magnetic Field Therapy
- Magnetic Resonance Angiogram (MRA) - Medical Test
- Magnetic Resonance Cholangiogram
- Magnetic Resonance Imaging (MRI) - Medical Test
- Magnetic Resonance Imaging (MRI): About This Test
- Magnetic Resonance Imaging (MRI) of the Abdomen - Medical Test
- Magnetic Resonance Imaging (MRI) of the Breast - Medical Test
- Magnetic Resonance Imaging (MRI) of the Head - Medical Test
- Magnetic Resonance Imaging (MRI) of the Knee - Medical Test
- Magnetic Resonance Imaging (MRI) of the Shoulder - Medical Test
- Magnetic Resonance Imaging (MRI) of the Spine - Medical Test
- Magnetic Resonance (MR) Enterogram: About This Test
- Major Burns: Care Instructions
- Major Burns in Children: Care Instructions
- Major Nutrients in Food
- Make the Most of Your Doctor Visit (video)
- Making a Change That Matters
- Making a Plan to Help Someone Get Treatment for Alcohol Use Disorder
- Making It Easier to Wear a Mask During COVID-19
- Making Meals With Less Sodium (video)
- Making Positive Changes in Your Life After Quitting Smoking
- Making the Most of Your Appointment
- Making Wise Health Decisions
- Making Your Change Happen
- Malabsorption Syndrome
- Malaria
- Male Breast Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Male Breast Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
- Male Condoms
- Male Genital Problems and Injuries
- Male Reproductive Organs: Anatomy Sketch
- Male Urinary Tract: Anatomy Sketch
- Malignant Brain Tumor (Primary): Care Instructions
- Malignant Brain Tumor (Secondary): Care Instructions
- Malignant Mesothelioma Treatment (Adult) (PDQ®): Treatment - Health Professional Information [NCI]
- Malignant Mesothelioma Treatment (Adult) (PDQ®): Treatment - Patient Information [NCI]
- Mallet Finger: Care Instructions
- Mallet Finger: Exercises
- Mallet Finger in Children: Care Instructions
- Mallet Toe: Should I have surgery?
- Malocclusion and Orthodontics
- Malocclusion and Orthodontics: Care Instructions
- Mammogram - Medical Test
- Mammogram: About This Test
- Mammogram: What to Expect (video)
- Manage Stress for Your Heart
- Managing a Chest Tube: Care Instructions
- Managing a Croup Attack (video)
- Managing Anxiety During the COVID-19 Outbreak
- Managing Job Stress
- Managing Morning Sickness (video)
- Managing Morning Sickness: Care Instructions
- Managing Nausea From Cancer Treatment: Care Instructions
- Managing Other Conditions When You Have Heart Failure: Care Instructions
- Managing Pain During Cancer Treatment: Care Instructions
- Managing Pain While You're in the Hospital (video)
- Managing Parenting Stress During the Pandemic
- Managing Relationship Stress for Couples
- Managing relationship stress for families
- Managing Seasonal Allergies (video)
- Managing Side Effects of Chemotherapy: Care Instructions
- Managing Side Effects of Radiation Therapy: Care Instructions
- Managing Your Allergies: Care Instructions
- Managing Your Child's Allergies: Care Instructions
- Managing Your Medical Bills
- Managing Your Medicines (video)
- Managing Your Toddler's Frustrating Behaviors
- Manual Therapy for Neck Pain
- Marfan Syndrome: Care Instructions
- Marijuana
- Marijuana Use: Care Instructions
- Marijuana Use in Teens: Care Instructions
- Marine Stings and Scrapes
- Marine Stings and Scrapes: Care Instructions
- Marine Stings and Scrapes in Children: Care Instructions
- Marine Stings and Scrapes in Teens: Care Instructions
- Marine Toxins
- Martha's Story: A Voice for Recovery
- Marvin's Story: Coping After the Hurricane
- Massage Therapy
- Massage Therapy During Pregnancy
- Mastectomy (video)
- Mastectomy: Before Your Surgery
- Mastectomy, Deciding About Breast Reconstruction
- Mastectomy (Removal of the Breast) for Breast Cancer
- Mastectomy: Returning Home (video)
- Mastectomy: What to Expect at Home
- Master List of Medicines
- Mastitis: Care Instructions
- Mastitis in Teens: Care Instructions
- Mastitis While Breastfeeding
- Mastoiditis: Care Instructions
- Mastoiditis in Children: Care Instructions
- Maternal Serum Triple or Quadruple Test, Deciding About
- Maze Procedure for Atrial Fibrillation
M E
Top of the page- Meal Planning
- Measles (Rubeola)
- Measles (Rubeola): Care Instructions
- Measles (Rubeola) in Children: Care Instructions
- Measuring the Intensity of Your Activity (video)
- Measuring Your Waist
- Meckel's Diverticulum: Care Instructions
- Media and Your Child: Making Choices
- Medial Branch Neurotomy: Before Your Procedure
- Medial Branch Neurotomy: What to Expect at Home
- Medial Collateral Ligament Injury: Care Instructions
- Medial Collateral Ligament (MCL) Injury
- Medial Collateral Ligament Sprain: Rehab Exercises
- Mediastinoscopy - Medical Test
- Mediastinoscopy: Before Your Procedure
- Mediastinoscopy: What to Expect at Home
- Medical Abortion Care
- Medical Abortion: Care Instructions
- Medical and Other Transition Options for Transgender People
- Medical Checkups for Adolescents
- Medical History and Physical Exam for Dementia or Alzheimer's Disease
- Medical Marijuana
- Medical Specialists
- Medical Tests: Questions to Ask the Doctor
- Medicare Hospice Benefit
- Medicare: What You Need to Know
- Medication Refill: Care Instructions
- Medication Refill for Children: Care Instructions
- Medicinal Mushrooms (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
- Medicinal Mushrooms (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
- Medicine for High Blood Pressure (video)
- Medicine for Schizophrenia: Care Instructions
- Medicine for Schizophrenia in Teens: Care Instructions
- Medicine Levels in Blood - Medical Test
- Medicine or Other Drug Use and Sleep Problems
- Medicines and Mouth Problems
- Medicines and Other Substances That Can Cause Symptoms of Depression
- Medicines and Sun Exposure
- Medicines and Urinary Symptoms
- Medicines During Pregnancy
- Medicines for ADHD (attention deficit hyperactivity disorder)
- Medicines for bone loss
- Medicines for Cluster Headaches
- Medicines for Depression (video)
- Medicines for Heart Failure: Care Instructions
- Medicines or Vitamins That Can Cause Gas, Bloating, or Burping
- Medicines That Can Cause Abdominal Pain
- Medicines That Can Cause Acute Kidney Injury
- Medicines That Can Cause Blisters
- Medicines That Can Cause Bruises
- Medicines That Can Cause Changes in Heart Rate or Rhythm
- Medicines That Can Cause Changes in Menstrual Bleeding
- Medicines That Can Cause Confusion or a Decreased Alertness
- Medicines That Can Cause Constipation
- Medicines That Can Cause Diarrhea
- Medicines That Can Cause Headache
- Medicines That Can Cause Heartburn
- Medicines That Can Cause Nausea and Vomiting
- Medicines That Can Cause Pancreatitis
- Medicines That Can Cause Tinnitus
- Medicines That Can Cause Weakness or Fatigue
- Medicines That Cause Hearing Loss
- Medicines That Increase the Chance for a Heat-Related Illness
- Medicines That May Cause a Rash
- Medicines That May Cause Arm or Leg Problems
- Medicines That May Cause Lightheadedness or Vertigo
- Medicines That May Cause Rashes in Children
- Medicines That May Cause Vaginal Symptoms
- Medicines to Avoid With Heart Failure: Care Instructions
- Medicines to Avoid With Kidney Disease: Care Instructions
- Medicines to Prevent Abnormal Heart Rhythm in Heart Failure
- Medicines to Prevent HIV in Babies: Care Instructions
- Meditation
- Mediterranean Diet
- Melanoma: Care Instructions
- Melanoma Excision: Before Your Surgery
- Melanoma Excision: Before Your Teen's Surgery
- Melanoma Excision Surgery in Your Teen: What to Expect at Home
- Melanoma Excision Surgery: What to Expect at Home
- Melanoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Melanoma Treatment (PDQ®): Treatment - Patient Information [NCI]
- Melasma: Care Instructions
- Melatonin
- Memory Problems: Issues With Driving
- Memory Problems: Tips for Helping the Person With Daily Tasks
- Memory Problems: Wandering
- Menarche
- Ménière's Disease
- Ménière's Disease: Care Instructions
- Meningitis
- Meningococcal ACWY Vaccine: What You Need to Know
- Meningococcal B Vaccine: What You Need to Know
- Meningococcal Conjugate Vaccine for Children: Care Instructions
- Meniscectomy for a Meniscus Tear
- Meniscus Repair
- Meniscus Surgery (video)
- Meniscus Surgery: Before Your Surgery
- Meniscus Surgery for Teens: Before Your Surgery
- Meniscus Surgery for Teens: What to Expect at Home
- Meniscus Surgery: Recovery Time
- Meniscus Surgery: What to Expect at Home
- Meniscus Tear
- Meniscus Tear: Care Instructions
- Meniscus Tear: Exercises
- Meniscus Tear in Teens: Care Instructions
- Meniscus Tear: Rehabilitation Exercises
- Meniscus Tear: Should I Have a Diagnostic Test (MRI or Arthroscopy)?
- Meniscus Tear: Should I Have Surgery?
- Menopausal Hormone Therapy (HT): Care Instructions
- Menopause and Perimenopause
- Menopause and Your Risk for Other Health Concerns
- Menopause: Managing Hot Flashes
- Menopause: Should I Use Hormone Therapy (HT)?
- Menopause: What You Need to Know
- Menopause: Wild Yam and Progesterone Creams
- Men's Health
- Menstrual Cramps
- Menstrual Cups
- Menstrual Cycle: Dealing With Cramps
- Menstrual Diary to Monitor Premenstrual Symptoms
- Menstruation: Not Having a Period by Age 15
- Mental and Behavioral Health
- Mental Health Assessment - Medical Test
- Mental Health Problems and Stigma
- Mental Illness: Staying Well After Release From the Hospital
- Meralgia Paresthetica: Care Instructions
- Merkel Cell Carcinoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Merkel Cell Carcinoma Treatment (PDQ®): Treatment - Patient Information [NCI]
- Mesenteric Adenitis: Care Instructions
- Mesenteric Adenitis in Children: Care Instructions
- Metabolic Syndrome
- Metabolic Syndrome
- Metacarpal Fracture: Rehab Exercises
- Metastatic Melanoma
- Metastatic Squamous Neck Cancer With Occult Primary Treatment (Adult) (PDQ®): Treatment - Health Professional Information [NCI]
- Metastatic Squamous Neck Cancer with Occult Primary Treatment (Adult) (PDQ®): Treatment - Patient Information [NCI]
- Metatarsal Fracture: Care Instructions
- Metatarsal Fracture in Children: Care Instructions
- Metatarsal Fracture: Rehab Exercises
- Metatarsal Phalangeal Joint Fusion: Before Your Surgery
- Metatarsal Phalangeal Joint Fusion: What to Expect at Home
- Metatarsalgia: Care Instructions
- Metformin and You: A Winning Strategy (video)
- Metformin for diabetes
- Methamphetamine
- Methicillin-Resistant Staphylococcus Aureus (MRSA)
M I
Top of the page- Microdiscectomy in the Low Back: Before Your Surgery
- Microdiscectomy in the Low Back: What to Expect at Home
- Middle Ear Fluid: Care Instructions
- Middle Ear Fluid in Children: Care Instructions
- Middle East Respiratory Syndrome (MERS)
- Migrain Headache Prevention, Should I take Medication?
- Migraine Aura Without a Headache: Care Instructions
- Migraine Headache: Care Instructions
- Migraine Headache Triggers
- Migraine Headaches
- Migraine Headaches in Children: Care Instructions
- Migraines: Finding and Avoiding Triggers
- Mild Cognitive Impairment and Dementia
- Mild, Moderate, and Severe Vertigo
- Mild, Moderate, or Severe Diarrhea
- Milestones for 10-Year-Olds
- Milestones for 2-Year-Olds
- Milestones for 3-Year-Olds
- Milestones for 4-Year-Olds
- Milestones for 5-Year-Olds
- Milestones for 6-Year-Olds
- Milestones for 7-Year-Olds
- Milestones for 8-Year-Olds
- Milestones for 9-Year-Olds
- Milestones for a 1-Year-Old
- Milestones for Ages 11 to 14
- Milestones for Ages 15 to 18
- Milestones for an 18-Month-Old Child
- Military Sexual Trauma
- Milk Oversupply
- Milk Protein Allergy: Care Instructions
- Milk Protein Allergy in Children: Care Instructions
- Milk Thistle
- Milk Thistle (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
- Milk Thistle (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
- Mind-Body Wellness
- Mindfulness: Breathing Practice (video)
- Mindfulness: What is it?
- Mindfulness: What's Getting in Your Way?
- Mindfulness-Based Stress Reduction
- Minerals: Their Functions and Sources
- Mini-Pills for Birth Control: Care Instructions
- Miscarriage
- Miscarriage: Care Instructions
- Miscarriage: Should I Have Treatment to Complete a Miscarriage?
- Misdiagnosis of Lyme Disease
- Missed or Irregular Periods
- Missed Periods and Endurance Training
- Mistletoe Extracts (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
- Mistletoe Extracts (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
- Mitochondrial Diseases
- Mitral Valve Prolapse
- Mitral Valve Prolapse: Care Instructions
- Mitral Valve Regurgitation
- Mitral Valve Regurgitation: Care Instructions
- Mitral Valve Regurgitation: Repair or Replace the Valve?
- Mitral Valve Repair: Before Your Surgery
- Mitral Valve Repair Surgery (Commissurotomy) for Mitral Valve Stenosis
- Mitral Valve Repair Surgery: What to Expect at Home
- Mitral Valve Replacement: Before Your Surgery
- Mitral Valve Replacement Surgery
- Mitral Valve Replacement Surgery: What to Expect at Home
- Mitral Valve Stenosis
- Mitral Valve Stenosis: Care Instructions
- Mitral Valve Stenosis: Repair or Replacement?
M M
Top of the pageM O
Top of the page- Mobility After a Spinal Cord Injury
- Mobility Problems: Getting In and Out of a Car Safely
- Modify Recipes for a Heart-Healthy Diet
- Modifying Activities for Osteoarthritis
- Mohs Micrographic Surgery for Nonmelanoma Skin Cancer
- Moisture Alarms for Bed-Wetting
- Molar Pregnancy
- Molar Pregnancy: Care Instructions
- Moles: Care Instructions
- Moles in Children: Care Instructions
- Molluscum Contagiosum
- Molluscum Contagiosum: Care Instructions
- Molluscum Contagiosum in Children: Care Instructions
- Monitoring and Medicines for Heart Failure
- Monitoring Asthma Treatment
- Monitoring During Anesthesia
- Monitoring Your Medicines in the Hospital
- Mononucleosis: Care Instructions
- Mononucleosis Complications
- Mononucleosis in Children: Care Instructions
- Mononucleosis in Teens: Care Instructions
- Mononucleosis (Mono)
- Mononucleosis Tests - Medical Test
- Mood and Anxiety Disorders
- Mood-stabilizing medicines
- Morton's Neuroma
- Morton's Neuroma: Care Instructions
- Motion Sickness
- Motion Sickness: Care Instructions
- Motion Sickness in Children: Care Instructions
- Motion Sickness in Teens: Care Instructions
- Motivational Therapy for Bed-Wetting
- Motor Vehicle Accident: Care Instructions
- Mouth and Dental
- Mouth and Dental Injuries
- Mouth Guard
- Mouth Injury: Care Instructions
- Mouth Injury in Children: Care Instructions
- Mouth Piercing Problems
- Mouth Problems, Noninjury
- Mouth Sores
- Mouth Wounds: How to Stop Bleeding
- Movement Disorders: Exercises
- Moving From Sitting to Standing
- Moving More For Mental Wellness (video)
M R
Top of the page- MRA of the Head: About This Test
- MRA of the Kidneys: About This Test
- MRA of the Legs: About This Test
- MRI: About Your Child's Test
- MRI of the Abdomen: About This Test
- MRI of the Breast: About This Test
- MRI of the Cervical Spine: About This Test
- MRI of the Head: About This Test
- MRI of the Head: About Your Child's Test
- MRI of the Heart: About This Test
- MRI of the Knee: About This Test
- MRI of the Knee: About Your Child's Test
- MRI of the Lumbar Spine: About This Test
- MRI of the Neck: About This Test
- MRI of the Pelvis: About This Test
- MRI of the Shoulder: About This Test
- MRSA: Care Instructions
- MRSA in Children: Care Instructions
M U
Top of the page- Mucositis From Cancer Treatment: Care Instructions
- Mucous Cyst Ganglions
- MUGA Scan: About This Test
- Multifetal pregnancy reduction, Should I consider a
- Multi-Infarct Dementia: Care Instructions
- Multiple Myeloma
- Multiple Myeloma: Care Instructions
- Multiple Pregnancy: Should I Consider a Multifetal Pregnancy Reduction?
- Multiple Pregnancy: Twins or More
- Multiple Sclerosis
- Multiple Sclerosis: Alternative Treatments
- Multiple Sclerosis and Pregnancy
- Multiple Sclerosis: Benefits of Exercise
- Multiple Sclerosis: Bladder Problems
- Multiple Sclerosis: Mental and Emotional Problems
- Multiple Sclerosis: Modifying Your Home
- Multiple Sclerosis: MRI Results
- Multiple Sclerosis (MS)
- Multiple Sclerosis (MS): Care Instructions
- Multiple Sclerosis Progression
- Multiple Sclerosis: Questions About What to Expect
- Multiple Sclerosis: Should I Start Taking Medicines for MS?
- Multisystem Inflammatory Syndrome in Children (MIS-C)
- Mumps
- Mumps: Care Instructions
- Mumps in Children: Care Instructions
- Munchausen Syndrome by Proxy
- Muscle Aches: Care Instructions
- Muscle Aches in Children: Care Instructions
- Muscle Conditioning: Exercises
- Muscle Cramps
- Muscle Cramps: Care Instructions
- Muscle Cramps in Children: Care Instructions
- Muscle Relaxants for Anesthesia
- Muscle Strain: Care Instructions
- Muscle Strain in Children: Care Instructions
- Muscular Dystrophy in Children: Care Instructions
- Musculoskeletal Chest Pain: Care Instructions
- Musculoskeletal Pain: Care Instructions
- Musculoskeletal Pain in Children: Care Instructions
- Music Therapy
M Y
Top of the page- My Asthma Action Plan
- My Birth Plan
- My Reasons to Quit Smoking
- Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
- Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: Care Instructions
- Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: Getting Support
- Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: Managing Your Energy
- Myasthenia Gravis: Care Instructions
- Mycobacterial Infections: Care Instructions
- Mycosis Fungoides (Including Sézary Syndrome) Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Mycosis Fungoides (Including Sézary Syndrome) Treatment (PDQ®): Treatment - Patient Information [NCI]
- Myelodysplastic/ Myeloproliferative Neoplasms Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Myelodysplastic/ Myeloproliferative Neoplasms Treatment (PDQ®): Treatment - Patient Information [NCI]
- Myelodysplastic Syndromes
- Myelodysplastic Syndromes: Care Instructions
- Myelodysplastic Syndromes Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Myelodysplastic Syndromes Treatment (PDQ®): Treatment - Patient Information [NCI]
- Myelogram - Medical Test
- Myelogram: About This Test
- Myoglobin - Medical Test
- Myomectomy
- Myths About Tourette's Disorder
- Myths and Facts About Depression
- Myxoma Tumors of the Heart