Within 20 Minutes of Quitting Smoking
Within 20 minutes after you smoke that last cigarette, your body begins a series of changes that continue for years.
20 Minutes After Quitting Smoking
Your heart rate drops.
12 hours After Quitting Smoking
Carbon monoxide level in your blood drops to normal.
2 Weeks to 3 Months After Quitting
Your heart attack risk begins to drop.
Your lung function begins to improve.
1 to 9 Months After Quitting
Your Coughing and shortness of breath decrease.
1 Year After Quitting
Your added risk of coronary heart disease is half that of a smoker's.
5 Years After Quitting Smoking
Your stroke risk is reduced to that of a nonsmoker's 5-15 years after quitting.
10 Years After Quitting
Your lung cancer death rate is about half that of a smoker's.
Your risk of cancers of the mouth, throat, esophagus, bladder, kidney, and pancreas decreases.
15 Years After Quitting
Your risk of coronary heart disease is back to that of a nonsmoker's.
The source of this information is CDC.gov
According to FDA "all tobacco products are harmful to your health, despite what they taste, smell, or look like. Claiming less harm or reduced risk of disease from using tobacco products misleads consumers to think that these products are safe to use. "