Which of these is the most likely outcome of bulimia nervosa if the illness is left untreated?
A. Obesity
B. Increased muscle mass
O C. Increased physical fitness
D. Tooth decay

D. Tooth decay

Caused by the stomach acids making frequent contact with your teeth

They might be white heads, basically pimples but you should ask your parents to check them out before it’s something bad.

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)