Participating in team sports can have a positive effect on all aspects of life.
true or false?

True. It can teach you how to work with others which is a valuable thing in today's society, even in a pinch. All may be a little bit of an stretch, but it can help in many areas.

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)