These substances are metabolized by the liver. Stimulants elevate the mood, depressants slower down the activity of the brain, and body. Once they are taken inside the body, they reach the specific target organs, act at the site, and the debris is metabolized by the liver and thrown out.
It informs society how it can end up being deadly and society reacted to that by having safe sex and being aware of who they are sleeping with
Women of average risk for breast cancer should start going at 50 and follow up every 2 years .