1. Health
About.com
Exercise

Discuss in my forum

Agonist

By , About.com Guide

Updated April 22, 2010

About.com Health's Disease and Condition content is reviewed by our Medical Review Board

See More About:
Definition: The term agonist refers to the muscle that is primarily responsible for a specific joint motion, or the muscle that is directly involved in a contraction. For example, during the lifting phase of a biceps curl, the agonists are the bicep muscles.

©2012 About.com. All rights reserved.

A part of The New York Times Company.

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