Low CPK: Any cause of inactivity and reduced muscle mass, found in connective tissue diseases such as rheumatoid arthritis and systemic lupus erythematosis. http://www.clinchem.org/content/44/5/905.full
Answered 12/13/2018
3.8k views
Means nothing: Reference ranges are set so that several percent of healthies fall outside on either end. Stop worrying. Ask your physician about what kind of aerobic fitness would be right for you.
Answered 11/30/2017
3.2k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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