This is abnormal: Rigidity is an involuntary response to an injury or other abnormal situation. Muscle tone or firmness is a different situation. You can develop muscle tone and firmness by working muscles as with exercise.
Answered 4/17/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
8 doctors weighed in across 2 answers
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