Laura Jean Bierut, MD of Washington University of Medicine talks about when to focus on smoking cessation. There are two most important messages that health care practitioners should give to patients and health care providers who help promote smoking cessation. One is, Counselling works, even brief counselling, less than a minute. Medications work. Both are best. The other one is, Its never too late to quit smoking. One of the most important things you could do to your health is to quit smoking. These two messages are very impactful and helpful to everyone.