USA Drugs Most Frequently Used 1. Altered perceptions, panic reactions, impaired short-term memory, reduced immunity to disease.
Preliminary studies show chronic lung disease in some users.
Heart attack, seizures, high blood presure, lung damage, severe depression, paranoia, nasal problem, stroke. Injecting cocain carries risk of AIDS from contaminated needles. Alcohol is one of a class of drugs called depressants that numb or slow down your brain. Even on drink affects your nervous system, and impairs your judgement and motor skills. A teen can become addicted to alcohol quicker tha an adult because the body doesn't fully mature until aroub 21 years of age.