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The day you quit your body starts to recover and your risk of contracting smoking-related illnesses in the future starts decreasing.

As soon as you stop smoking your body begins to repair itself ...

Within 6 hours

  • Your heart rate slows and your blood pressure decreases.

Within a day

  • Almost all of the nicotine is out of your bloodstream.
  • The level of carbon monoxide in your blood has dropped and oxygen can more easily reach your heart and muscles.
  • Your fingertips become warmer and your hands steadier.

Within a week

  • Your sense of taste and smell may improve.
  • Your lungs’ natural cleaning system is starting to recover, becoming better at removing mucus, tar and dust from your lungs (exercise helps to clear out your lungs).
  • You have higher blood levels of protective antioxidants such as vitamin C.

Within 2 months

  • You’re coughing and wheezing less.
  • Your immune system is beginning its recovery so your body is better at fighting off infection.
  • Your blood is less thick and sticky and blood flow to your hands and feet has improved.

Within 6 months

  • Your lungs are working much better, producing less phlegm.
  • You're likely to feel less stressed than when you were smoking.

After 1 year

  • You’re breathing easier as your lungs are now healthier and more efficient.

Within 2 to 5 years

  • There is a large drop in your risk of heart attack and stroke and this risk will continue to gradually decrease over time.
  • For women, within five years, the risk of cervical cancer is the same as someone who has never smoked.

After 10 years

  • Your risk of lung cancer is lower than that of a continuing smoker (provided the disease was not already present when you quit).

After 15 years

  • Your risk of heart attack and stroke is close to that of a person who has never smoked.