John has been too busy to exercise for three weeks. now he finds that he can not lift as much as he did three weeks ago. what exercise principle can explain this occurrence?
exercise specificity principle
law of reversibility
overload principle
muscle adaptation principle

Select two risk factors for self-harming behavior. a. having high self-esteem b being a teenager or young adult c. being female d. having never abused drugs or alcohol i know its going to be something funny and i'm gonna feel dumb asking it but its for my final test of the semester