Answer:
I belive it is C., im pretty confedint
Explanation:
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
True, It Helps Protect The Workers From Getting Germs Onto Them And Then Onto The Patient (Which Is Why Healthcare Workers Wear New Equipment, Scrubs Etc.)
Understanding the evolution of HIV in an individual will help scientist understand how the virus responds to different drug regimes and will lead to better treatments
