What happens to tissue muscle before and after workout

the force your muscle to contract as hard as the can

Short-Term Effects

In the short term muscle can become fatigued and sore for reasons like impaired blood flow, ion imbalance within the muscle, nervous fatigue, loss of desire to continue exercising, and most importantly, the accumulation of lactic acid in the muscle.

answer; ///i believe the correct answer is (aids) acquired immune deficiency syndrome;