Abstaining from tobacco and drug use is part of maintaining good physical health. true or false.

In order to answer true or false we have to understand what "abstaining" means. 

Abstaining means: To with hold or with draw one self voluntarily. 

So holding yourself back from tobacco and drugs is maintaining a good physical health. 

This means our statement is True! 

Good Luck! :)

100%  true, the use of tobacco, drugs, alcohol, or other narcotics is extremely hazardous to your health especially when used in excess.
Hope that helps!

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)