Aproblem at work must be handled the same way as a personal conflict.

No, it must be dealt with professionally. 

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)

The food that we are allergic to! for asking us here at hope this