This document discusses smoking prevention and cessation. It notes that smoking greatly increases cancer risks and is a leading cause of cancer deaths. Nearly 4,000 children begin smoking daily in the US. Smoking is linked to numerous health conditions like heart disease and COPD. Quitting smoking promotes health by improving tolerance and reducing wrinkles. Prevention should begin in childhood and adolescence. Cessation requires an individualized multidimensional program using information, behavior modification, medications, support groups and follow up to help people quit smoking.