This document discusses the negative effects of drug and substance addiction. It notes that illegal drug use typically begins around age 12 and can lead to abuse and inability to stop without help. According to research, it may take up to 21 days for drug addiction to be overcome if a person is determined to quit. Smoking addiction is also discussed, noting that smoking more than 60 cigarettes or 2 boxes per day can result in death within months due to effects on the lungs. Chewing tobacco is described as damaging to teeth and gums and as increasing risks of various cancers. The document provides formulas for avoiding addictive habits, such as substituting straws, gum, or tic tacs when craving smoking, chewing, or pills.