1. Health
You can opt-out at any time. Please refer to our privacy policy for contact information.



Updated September 26, 2008

Definition: Myalgia refers to a set of symptoms that includes muscle pain, weakness, and tenderness in one muscle or a group of muscles.

Myalgias can be caused by medications, certain diseases, or injury to a particular muscle or a group of muscles.

Also Known As: muscle pain, muscle weakness

©2014 About.com. All rights reserved.

We comply with the HONcode standard
for trustworthy health
information: verify here.