Home > Health Library > Weakness
Weakness is a lack of physical or muscle strength and the feeling
that extra effort is required to move the arms, legs, or other muscles. If
muscle weakness is the result of pain, the person may be able to make muscles
work, but it will hurt.
Current as of:
May 27, 2016
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & David Messenger, MD
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