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Spinal muscular atrophy (SMA) is a genetic disease that attacks nerve cells, called motor neurons, in your spinal cord. These neurons communicate with your voluntary muscles - the ones you can control, like in your arms and legs.
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Spinal muscular atrophy - Wikipedia, the free encyclopedia
Spinal Muscular Atrophy ( SMA ) is a neuromuscular disease characterized by degeneration of motor neurons, resulting in progressive muscular atrophy (wasting away) and weakness. The clinical spectr...
en.wikipedia.org/wiki/Spinal_muscular_atrophy |
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Atrophy - Wikipedia, the free encyclopedia
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Muscle atrophy - Wikipedia, the free encyclopedia
Muscle atrophy is defined as a decrease in the mass of the muscle; it can be a partial or complete wasting away of muscle. When a muscle atrophies, it becomes weaker, since the ability to exert force...
en.wikipedia.org/wiki/Muscle_atrophy |
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The majority of muscle atrophy in the general population results from disuse. People with sedentary jobs ... Examples of diseases affecting primarily the muscles would include muscular dystrophy, myotonia congenita, and myotonic dystrophy as well as other congenital, inflammatory, or metabolic myopathies (muscle diseases).
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