Based on the specificity and reversibility principle, training during the off-season should?

Off-season training should be focused on building general strength and conditioning in activities that are similar to the sport an athlete. According to the principle of specificity and reversibility, specificity states that the change in physical nature of the body is in line with the training type performed. Reversibility explains how an athlete can lose the effects gained from training from he stops training. Thus to stay fit, off-season training must concentrate on exercises that keeps the body in shape for the same type of sports.