2 doctors weighed in:

How is muscle atrophy caused?

2 doctors weighed in
Dr. Will Moorehead
Orthopedic Surgery - Spine
1 doctor agrees

In brief: 2 Types

There are 2 forms of muscle atrophy: disuse atrophy, i.
e. This come actual lack of activity or 'using' the muscle. Astronauts on space developed disuse atrophy, and exercise programs were instituted. 2nd type is neurogenic atrophy. This result from injury or damage to the spinal cord or spinal nerves, also from nerve disease such as als, polio, guillain-barre syndrome, muscular dystrophy, etc.

In brief: 2 Types

There are 2 forms of muscle atrophy: disuse atrophy, i.
e. This come actual lack of activity or 'using' the muscle. Astronauts on space developed disuse atrophy, and exercise programs were instituted. 2nd type is neurogenic atrophy. This result from injury or damage to the spinal cord or spinal nerves, also from nerve disease such as als, polio, guillain-barre syndrome, muscular dystrophy, etc.
Dr. Will Moorehead
Dr. Will Moorehead
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