A collection of organizations providing health information arranged by topic. Also available in alphabetical order.
Macular Degeneration
- American Academy of Ophthalmology
- American Foundation for the Blind
- American Macular Degeneration Foundation
- American Optometric Association
- BrightFocus Foundation
- Macular Degeneration Partnership
- National Eye Institute
Malabsorption Syndromes
- American College of Gastroenterology
- National Institute of Diabetes and Digestive and Kidney Diseases
Malaria
Male Breast Cancer
Male Infertility
- American Society for Reproductive Medicine
- Eunice Kennedy Shriver National Institute of Child Health and Human Development
- Society for Assisted Reproductive Technology
Malnutrition
Mammography
Managed Care
Marfan Syndrome
Marijuana
Mastectomy
Measles
- Centers for Disease Control and Prevention
- National Foundation for Infectious Diseases
- National Institute of Allergy and Infectious Diseases
Medicaid
Medical Device Safety
Medical Ethics
Medicare
Medication Errors
- Food and Drug Administration
- Institute for Safe Medication Practices
- SafeMedication.com (American Society of Health-System Pharmacists)
Medicines
- American Pharmacists Association
- American Society of Health-System Pharmacists
- Food and Drug Administration
- Institute for Safe Medication Practices
- Merck & Co., Inc.
- National Institute of General Medical Sciences
- SafeMedication.com (American Society of Health-System Pharmacists)
- United States Pharmacopeial Convention
Medicines and Children
- American Academy of Pediatrics
- Food and Drug Administration
- KidsHealth (Nemours Foundation)
Melanoma
- American Academy of Dermatology
- American Cancer Society
- National Cancer Institute
- Skin Cancer Foundation
Memory
- American Psychological Association
- National Institute of Mental Health
- National Institute of Neurological Disorders and Stroke
- National Institute on Aging
- Society for Neuroscience
Men's Health
Meniere's Disease
- American Academy of Otolaryngology--Head and Neck Surgery
- National Institute on Deafness and Other Communication Disorders
- Vestibular Disorders Association
Meningitis
- National Institute of Allergy and Infectious Diseases
- National Institute of Neurological Disorders and Stroke
Meningococcal Infections
Menopause
- Department of Health and Human Services, Office on Women's Health
- Hormone Health Network
- National Institute on Aging
- North American Menopause Society
Menstruation
- American College of Obstetricians and Gynecologists
- Department of Health and Human Services, Office on Women's Health
- Eunice Kennedy Shriver National Institute of Child Health and Human Development
Mental Disorders
- American Psychiatric Association
- American Psychological Association
- NAMI
- National Institute of Mental Health
- National Register of Health Service Providers in Psychology
- Substance Abuse and Mental Health Services Administration
Mental Health
- American Psychiatric Association
- American Psychological Association
- National Institute of Mental Health
- Substance Abuse and Mental Health Services Administration
Mercury
- Agency for Toxic Substances and Disease Registry
- Centers for Disease Control and Prevention
- Environmental Protection Agency
- National Institute of Neurological Disorders and Stroke
Mesothelioma
- American Cancer Society
- American Lung Association
- Mesothelioma Applied Research Foundation
- National Cancer Institute
- National Institute for Occupational Safety and Health
Metabolic Disorders
- Genetic and Rare Diseases Information Center
- National Institute of Diabetes and Digestive and Kidney Diseases
- National Urea Cycle Disorders Foundation
Metabolic Syndrome
- American Diabetes Association
- American Heart Association
- National Institute of Diabetes and Digestive and Kidney Diseases
Methamphetamine
Migraine
- American Migraine Foundation
- National Headache Foundation
- National Institute of Neurological Disorders and Stroke
Mild Cognitive Impairment
Minerals
- Food and Drug Administration
- Food and Nutrition Information Center
- National Institutes of Health, Office of Dietary Supplements
Miscarriage
- Compassionate Friends
- Eunice Kennedy Shriver National Institute of Child Health and Human Development
- March of Dimes Birth Defects Foundation
Mitochondrial Diseases
Mitral Valve Prolapse
Mobility Aids
- Job Accommodation Network (Office of Disability Employment Policy)
- National Center on Health, Physical Activity and Disability
- Rehabilitation Services Administration
Molds
- American Academy of Allergy, Asthma, and Immunology
- Centers for Disease Control and Prevention
- National Institute of Allergy and Infectious Diseases
- National Institute of Environmental Health Sciences
Moles
- American Academy of Dermatology
- American Osteopathic College of Dermatology
- National Cancer Institute
- National Institute of Arthritis and Musculoskeletal and Skin Diseases
- Nevus Outreach, Inc.
Mood Disorders
Motion Sickness
Motor Vehicle Safety
- AAA Foundation for Traffic Safety
- Center for the Advancement of Health
- Department of Transportation
- Governors Highway Safety Association
- National Highway Traffic Safety Administration
Mouth Disorders
- American Academy of Otolaryngology--Head and Neck Surgery
- American Head and Neck Society
- National Institute of Dental and Craniofacial Research
- National Institute on Deafness and Other Communication Disorders
Movement Disorders
MRI Scans
- American College of Radiology
- American Society of Neuroradiology
- American Society of Radiologic Technologists
- Food and Drug Administration
- International Society for Magnetic Resonance in Medicine
- Radiological Society of North America
MRSA
Multiple Myeloma
- American Cancer Society
- International Myeloma Foundation
- Leukemia & Lymphoma Society
- Multiple Myeloma Research Foundation
- National Cancer Institute
Multiple Sclerosis
- Accelerated Cure Project for Multiple Sclerosis
- American Academy of Neurology
- Multiple Sclerosis International Federation
- National Institute of Neurological Disorders and Stroke
- National Multiple Sclerosis Society
Mumps
- Centers for Disease Control and Prevention
- National Foundation for Infectious Diseases
- National Institute of Allergy and Infectious Diseases
Muscle Cramps
- American Academy of Orthopaedic Surgeons
- National Institute of Arthritis and Musculoskeletal and Skin Diseases
Muscle Disorders
- American Academy of Orthopaedic Surgeons
- American Association of Neuromuscular & Electrodiagnostic Medicine
- Muscular Dystrophy Association
- National Institute of Arthritis and Musculoskeletal and Skin Diseases
- National Institute of Neurological Disorders and Stroke
Muscular Dystrophy
- FacioScapuloHumeral Muscular Dystrophy Society
- Muscular Dystrophy Association
- National Institute of Arthritis and Musculoskeletal and Skin Diseases
- National Institute of Neurological Disorders and Stroke
Myasthenia Gravis
- American Autoimmune Related Diseases Association
- Muscular Dystrophy Association
- Myasthenia Gravis Foundation of America
- National Institute of Neurological Disorders and Stroke
Mycobacterial Infections
Myelodysplastic Syndromes
- American Cancer Society
- Aplastic Anemia & MDS International Foundation
- National Cancer Institute
- National Heart, Lung, and Blood Institute