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Amount of Time Since Quitting: |
How Your Body Reacts: |
|
In 20 minutes |
- Blood pressure decreases
- Pulse rate drops
- Temperature of hands and feet increases
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After 8 hours |
- Oxygen level in blood increases to normal
- Carbon monoxide level in blood drops to normal
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After 1 day |
- Chance of heart attack decreases
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After 2 days |
- Nerve endings start to regrow
- Ability to smell and taste is enhanced
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In 2 weeks to 3 months |
- Circulation improves
- Walking becomes easier
- Lung function increases
|
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In 1 to 9 months |
- Coughing, sinus congestion, fatigue, shortness of breath decreases
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After 1 year |
- Excess risk of coronary heart disease is decreased to half that of a smoker
|
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After 5 year |
- From 5 to 15 years after quitting, stroke risk is reduced to that of people who never smoked
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After 10 years |
- Risk of lung cancer drops to as little as one-half that of continuing smokers
- Risk of cancer of the mouth, throat, esophagus, bladder, kidney and pancreas decreases
- Risk of ulcer decreases
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After 15 years |
- Risk of coronary heart disease is now similar to that of people who never smoked
- Risk of death returns to nearly the level of people who never smoked
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