 Four in ten were caused by modifiable risk factors, including cigarette smoking, excessive body weight, alcohol consumption, physical inactivity, and diet. There were two that were particularly bad. Smoking was number one, followed by excessive body weight second. Don't wait for a diagnosis, and don't wait for a doctor to tell you to stop smoking and control your weight. It's not easy, but you can save your own life. I'm Cooper Lawrence, and this is All Well and Good.