In spite of being ware about the drawbacks of smoking and how it risk your health in different terms which in certain cases also lead to cancer. Majority of people still fail to quit smoking.  The positive health effects after quitting smoke shows up within 20 minutes.


Cigarettes contains nicotine that triggers high production of chemicals responsible to increase the heart rate, and blood pressure. As per the observations, within 20 minutes of not smoking the heart rate drops down to normal.

Once you drop the smoking your body will show certain physiological changes like decrease in the level of carbon monoxide within the lungs, which in turn helps brain to receive sufficient amount of oxygen. However, addiction cannot be stopped overnight and is also not possible for any one. As chain smokers constantly feed their self with nicotine that in turn causes their brain to rely on nicotine.


The very first thing for frequent smokers to follow is make your mind and reduce the intake of smoking. The process however may take a month or two, but” it’s never too late to break your nicotine addiction”. Following are the physiological changes that occurs with time after quitting smoke.

20 minutes:  As mentioned earlier, the moment when you stop smoking, the functioning of your heart returns back to normal.

60 minutes: After quitting smoke, later in an hour the heart rate and blood pressure comes down to normal. This in turn helps in proper blood circulation within the body that leads to warmness in the fingers and toes. However, you may also experience frustration and anxiety and trigger your cravings towards nicotine, accompanied with drowsiness and increased appetite.

12 hours: With passing hours, there is fall in levels of carbon monoxide in the blood, which is otherwise stored in the. This therefore, increases the oxygen levels in the blood. Resulting in sufficient supply of oxygen throughout the body.

24 hours: Within a day of quitting smoking, the physiological changes that take place in the body helps in decreasing the risk of heart diseases by 10%.  This is because of proper blood flow, which later helps in flushing the toxins from the body.

72 hours: It is considered to be the hardest phase of quit smoking, as you may experience withdrawal of nicotine after completion of 72 hours. You may also come across symptoms like headaches, sweating and nausea. Some might also experience severe cramps and irritability.

3 weeks: After successful completion of three weeks or 21 days of quit smoking, the blood circulation increases with improved stamina. This is because the lungs are now free from toxins, and you may cough out the mucus that was hampered due to improper functioning of lungs.

1 month: After a month the body starts to repair the damage caused by smoking. The cilia lining present in the lungs starts it’s functioning in appropriate way, helping the lungs to gain back the normal functioning mechanism.

12 months: Well, the quitting smoke is not an easy task. However, if you manage to complete a year without tobacco, then it you can definitely not get back to smoking. B the time you complete 12 months without smoking, the body cleanses the toxins from every part. This will not only improve your health and life style, but also reduce the chances of heart and lung diseases by 50 %.

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