Bill Frist , Contributor When I operated on hearts and lungs every day to do my best to fix the underlying devastating and life-shortening disease, I’d always think, “If only this could be prevented.” And it can, by stopping smoking….

For the first time in history, drug overdoses are now the leading cause of death for Americans under age 50. For the first time in nearly a quarter century, U.S. life expectancy has declined, driven by diseases of despair like alcoholism and drug addiction. And for…