Within the first 20 minutes of quitting, your healing process begins. Your blood pressure decreases, your pulse rate drops, and the body temperature of your hands and feet increases. These benefits will continue to improve your health for years.

After eight hours of quitting smoking, the carbon monoxide level in your blood drops to normal and the oxygen level in your blood increases to normal.

At 24 hours, your chance of a heart attack decreases.

At 48 hours, your nerve endings begin regrowth and your ability to smell and taste improves.

And the benefits of quitting smoking are just beginning.

Between two weeks and thee months of stopping, your circulation improves, walking becomes easier, and your lung function increases.

Your worst nicotine withdrawal symptoms subside within the first month. After that, you learn how to decipher and reprogram the psychological urges to smoke that you've all built up over the years.

Starting as early as a month after you quit smoking, and continuing for the next several months, you may notice significant improvements in coughing, sinus congestion, fatigue, and shortness of breath.

At one year smoke-free, your excess risk of coronary heart disease is decreased to half that of a smoker.

Once you put a year between you and the last cigarette you smoke, congratulate yourself! Be grateful for the freedom you have created for yourself. The benefits of the positive choices you've made will continue to grow as you move forward from here.

For all of the work it takes to shed your addiction to nicotine, the incredible feelings of freedom and control you'll be rewarded with when you quit smoking are just the beginning of the benefits headed your way.

At two years smoke-free, your chance of achieving long-term success with quitting tobacco increases significantly. Smoking relapse rates drop off sharply after two years.

At five years after quitting tobacco, your stroke risk is reduced to that of people who have never smoked.

At 10 years smoke-free, your risk of lung cancer drops to as little as one-half that of continuing smokers and your risk of cancer of the mouth, throat, esophagus, bladder, kidney, and pancreas decreases. Your risk of ulcers also decreases.

At 15 years smoke-free, your risk of coronary heart disease is similar to that of people who have never smoked, and your risk of death returns to nearly the level of people who have never smoked.

It may be difficult to imagine yourself as an ex-smoker with 15 years of freedom from the habit. It is possible, and it starts with a first step of making the commitment to quit, and then taking action. From there, it's just a day-by-day process.

Now that you've seen what happens to your body when you quit smoking, you'll want to stop as quickly as possible. Don't let smoking waste any more of your life.