That would be called a lobotomy.
I hope this helped :)
There are many factors in weight training but most commonly you will gain muscular strength and appearance.
There are obviously A LOT of them. Like how your brain is slowly deteriorating, which is scary and dangerous. I can't cover everything but I have a website link you could visit that talks about this subject
https://www.drugabuse.gov/publications/research-reports/heroin/what-are-long-term-effects-heroin-use
Continued use/ or addiction
They have been using it for a while and might start to get addicted if not already
There are only five health-related fitness components and these are:
a. Cardiovascular Endurance - refers to the ability of your circulatory and respiratory systems, how they work together.
b. Muscular Strength - the maximum amount force that your muscles can exert in one effort.
c. Muscular Endurance - the ability of your muscles to perform without feeling easily fatigued.
d. Flexibility - the ability of your joints to move and bend through a full range of motion.
e. Body composition - refers to the proportions of your lean and fat tissue.
