If you don't ever pick one up again, your body will go through amazing transformations within minutes of finishing your last one
20 minutes after your last cigarette:
Your blood pressure and pulse will lower and return to normal. The temperature in your hands and feet increase.
After 12 hours:
The carbon monoxide level in your blood will lower and return to normal, Blood oxygen begins to increase. You'll feel more alert.
After 24 hours:
Your risk of heart attack drops significantly.
After 48 hours:
Nerve endings begin to regrow and your sense of smell and taste will return.
After about 3 months:
Your circulation will improve, walking will be easier and you will cough less.
After 1 year:
Your risk of coronary heart disease is half of what it was when you smoked.
Your risk of stroke returns to normal.
At the 10 year mark:
Your chance of developing smoking-related cancer is about the same as a nonsmoker.
After 15 years:
Your risk of coronary heart disease and heart attack is that of a non-smoker.
When you quit smoking and no longer inhale the 4,800 toxic substances found in cigarettes, you experience enormous positive changes in your health.