What is the effect of alcohol on anything?

Blurred vision
Throwing up
Not being able to tell the difference of near and far

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)