What happens to your body if you stop smoking right now:
In 20 minutes: Your blood pressure will return to normal.
In 8 hours: The carbon monoxide (a toxic gas) levels in your bloodstream will drop by half, and oxygen levels will return to normal.
In 48 hours: Your chance of having a heart attack will begin its long decline. All nicotine will have left your body. Your sens of tast and smell will return to a normal level.
In 72 hours: Your bronchial tubes will relax, and your over-all energy levels will rise.
In 2 weeks: Your circulation will increase, and it will continue to improve for the next 10 weeks.
In 3 - 9 months: Coughs, wheezing and breathing problams will disappear as your lung capacity improves by 10%
In 1 year: Your risk of having a heart attack will now have dropped by half.
In 5 years: Your risk of having a stroke returns to that of a non-smoker.
In 10 years: Your risk of lung cancer will have returned to that of a non-smoker.