The muscular and cardiovascular systems can both be overloaded during exercise.
a. true
b. false

a. True

Volume overloading is a mode of exercise where both muscular and cardiovascular systems can both be overloaded. With this type of exercise, the circulatory systems tends to pump more volume of blood than the usual as large muscle groups work on prolonged periods of time.

The person who utilize the progression principle will keep adding the difficulty of the exercise that he's doing, while the person who does not, will only stay stagnant.  the person that utilize progression principle, will get a stronger endurance because now his body is conditioned to do harsher routines.{the answer was already on verified)