Once a person’s red blood cells are all destroyed by hiv, a person develops aids. true false

Its true when the red blood cells are all destoryed by HIV that person develops AIDS
hope that helps and good luck 

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)

You would modify how often you work out in reps and sets and also modify calorie intake