Who is usually not at risk of developing long-term health problems related to
alcohol?

People who are legally able to consume alcohol (21+)

Ithink it true i might be wrong so don't take my word that its true.

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)