Which of these are functions of the nervous system? A: Monitors chemical changes in the blood

B: Produces white blood cells

C: Releases hormones

D: Supplies oxygen to cells

Well if you pick a machine to work on and that's gonna be your exercise if you don't stick to that machine your muscle strength your muscle mass rather will change because you haven't been doing it you change something in your exercise routine which changes your body's form of dealing with things for example you might become weaker or stronger depending on what kind of exercises you do in whether or not the machine you picked actually your muscles grow.

Iwould say being around others who are not drug free is the wrong step because your peers are likely to influence any new or past habits