Smoking Quitting smoking could save your life. Cigarette smoking and heart attack There are several ways cigarette smoking can damage your heart. The Basics It's quitting time The mental side of quitting smoking Stop smoking 101 Medications to help you quit smoking Smoking's damage to the body More information Support can help you quit smoking Try, try again to stop smoking Cigarettes: No. 1 enemy of lungs Talk to your kids about smoking Seniors: Any age is a good age to quit smoking Make a plan for quitting smoking Smoking in America Helping a smoker quit E-cigarettes quiz What's in cigarette smoke? Related stories