How old do you think i am

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)

Apenis is also called phallus

One health risk and the most important one is obesity, it can cause obesity since you are not leveling your food like you wont ever get full because your just snacking between foods which can also cause diabetes.hope this : )

Vitamin d for sure for american adults