Mad Cow Disease (Bovine Spongiform Encephalopathy)

Magnetic Resonance Imaging (MRI) and Children

Maintaining Weight Loss

Major Depression

Major Depression in Adolescents

Making the Home Environment Safe


Male Conditions

Male Growth and Development

Male Infertility

Male Physical Development


Mammograms and Breast Health

Manage Your Medications

Managing Breastfeeding

Managing Stress

Marfan Syndrome in Children


Mastalgia (Breast Pain)


Mastoiditis in Children

Maternal and Fetal Infections

Maternal and Fetal Infections Overview

Maternal and Fetal Testing

Maternal and Fetal Testing Overview

Maternal Nutrition and Breastfeeding

Maternity Leave

Meal Planning


Measles, Mumps, and Rubella (MMR)

Measuring a Baby's Temperature

Meckel's Diverticulum

Meconium Aspiration

Medical Conditions and Pregnancy

Medical Genetics: Chromosome Studies

Medical Genetics: DNA Studies for Single Gene Defects

Medical Genetics: Getting Genetic Services for Your Child

Medical Genetics: How Genetic Testing Is Used

Medical Genetics: Mosaicism

Medical Genetics: Multifactorial Inheritance

Medical Genetics: Teratogens

Medical Genetics: Treatment with Gene and Enzyme Replacement Therapy

Medical Genetics: Types of Genetic Changes

Medical History and Genetic Testing

Medical Information for Americans Traveling Abroad

Medical Management of Vascular Conditions

Medical Treatment for Obesity

Medications and the Digestive System

Medicine Rashes in Children

Medicines and Pregnancy

Megaloblastic Anemia in Children


Melanoma: Diagnosis

Ménière's Disease

Meningitis in Children

Meningococcal Infections

Menopausal Hormone Therapy



Menstrual Conditions

Menstrual Cycle: An Overview

Menstrual Disorders

Mental Health

Mental Health Conditions

Mental Health Disorder Statistics

Mental Health Disorders in Children and Teens

Merkel Cell Cancer

Methods of Surgery




Migraine Headaches During Pregnancy

Milk Allergy Diet for Children

Milk Production and Your High-Risk Baby

Minor Cuts, Scrapes, and Skin Wounds

Minor Injuries Overview


Mitochondrial Inheritance: Leber's Optic Atrophy

Mitral Valve Prolapse


Molluscum Contagiosum

Molluscum Contagiosum in Children

Mood Disorders

Mood Disorders in Children and Adolescents

Mosaic Down Syndrome

Motor Vehicle Safety Overview

Mouth Infections

Mouth Rinse


Multifactorial Inheritance

Multiple Myeloma

Multiple Pregnancy

Multiple Sclerosis


Mumps in Adults

Muscle and Joint Injuries

Muscular Dystrophy

Musculoskeletal Rehabilitation

Mushroom Poisoning in Children

Myasthenia Gravis and Pregnancy

Myasthenia Gravis in Children