Your grandfather is scheduled to have an endoscopy. during the procedure, doctors will use a long, flexible tube with a camera to examine his throat. the surgery is considered minor so he will be treated as an outpatient. at which healthcare facility might your grandfathers surgery take place?

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)