Mentioned here with Benefits of quitting smoking
If you are seriously considering quitting smoking, you should be looking at the benefits of kicking the habit.
After 20 minutes, blood pressure and pulse rate return to normal. After eight hours, oxygen levels in the blood returns to normal. Chances of heart attack starts falling.
After 24 hours, carbon monoxide is eliminated from the body. Lungs clear out mucus and other debris.After 48 hours, nicotine is no longer detectable in the body. Ability to taste and smell is improved.
After 72 hours, brreathing becomes easier as bronchial tubes relax. Energy level increases.
After two to 21 weeks, circulation improves throughout the body.
After three to nine months, breathing problems such as coughing, shortness of breath & wheezing decrease. The overall lung function increases by five to 10 percent.
After five years, risk of heart attack falls to about half of that of a smoker.
After 10 years, risk of lung cancer falls to about half of that of a smoker. Risk of heart attack falls to about the same as non-smokers.