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Macular Degeneration
Macular degeneration is an eye disease that damages the macula, the central part of the retina responsible for sharp, detailed vision. It…
Malaria
Malaria is an illness caused by Plasmodium parasites that infect red blood cells. Infected female Anopheles mosquitoes can transmit the parasites when…
Migraine
Migraine is a neurological condition that can cause recurring attacks of head pain and other symptoms. The pain may be moderate to…
Multiple Myeloma
Multiple myeloma is a blood cancer that begins in plasma cells, immune cells made in the bone marrow. In this disease, abnormal…
Multiple Sclerosis
Multiple sclerosis is a chronic disease in which an abnormal immune response damages myelin and other nerve structures in the brain and…
Myasthenia Gravis
Myasthenia gravis is an autoimmune disorder that affects communication between nerves and voluntary muscles. The immune system interferes with signals that tell…
Myelodysplastic Syndromes
Myelodysplastic syndromes (MDS) are a group of blood cancers that begin in the bone marrow, where blood cells are made. Abnormal marrow…
Myelofibrosis
Myelofibrosis is a rare, chronic blood cancer in which scar tissue builds up in the bone marrow. The scarring disrupts normal blood-cell…
Myocarditis
Myocarditis is inflammation of the heart muscle. This inflammation can make it harder for the heart to pump blood and may affect…
