When you quit smoking, good things happen to your body

1. Your blood pressure and heart rate begin to lower after 20 minutes of no smoking.
2. The carbon monoxide levels in your blood returns to normal after 12 hours of non-smoking.
3. Your risk of heart attack decreases after 24 hours smoke-free.
4. Your circulation will improve after 2 to 12 weeks of being smoke-free.
5. One year after of no smoking, your risk of heart attack is half of what a smokers is.
6. Your risk of a stroke, after five years, is the same as a non-smoker.
7. Fifteen years after no smoking, the risk of you developing coronary heart disease is at the same level as a non-smoker.