According to Its Definition, Muscle Fatigue is

Question

According to its definition, muscle fatigue is .
A) the physiological inability of a muscle to contract
B) a muscle that begins to "burn" as you exercise
C) a tired muscle
D) an irreversible condition brought about by strong stimulus to a muscle

Accepted Answer

Muscle fatigue is defined as the physiological inability of a muscle to contract, despite ongoing stimulation. This occurs due to a temporary depletion of a muscle's energy sources or the accumulation of certain chemicals that interfere with the ability of muscle fibers to contract.