Fatigue after exercise is the body's natural response to intense exercise, and it can have both physical and emotional aspects.πͺπ»π First, fatigue after exercise is related to muscle work and the body's overall energy expenditure.πβ‘ During exercise, muscles work hard using energy stores, especially glycogen, which is the main source of energy for muscles.πͺπ»πͺπ» When these stores are depleted, a feeling of fatigue occurs.ππ»ββοΈπ