Being physically active helps people quit smoking by building confidence, providing more energy, and allows people to deal with stress in their lives. Eventually you will find the smell of cigarette smoke to be offensive and disgusting, use that for your advantage. You don’t need to go to the gym to be physical either. Walking around the block, jumping jacks, shoot some hoops, buy yourself a treadmill with all the money you will be saving from not smoking, go for a bike ride, etc. There are countless ways to get physically active so get off your butt and get moving around.