Plz asap. what are some side effects of drug abuse? explain

What are possible signs and symptoms of drug addiction? check all that apply. declining physical appearance and health failing to meet family, school, or work obligations needing less and less of a drug to get the same effect using drugs when there is no health benefit failing in attempts to stop using a drug stealing to get drugs

Describe the concept of interval training. what is the benefit of this type of training?

What can friends provide to affect mental health positively? a)peer pressureb)challengesc)conflictd)companionship