Within 20 minutes, heart rate and blood pressure begin to drop.
Within 2 weeks to 3 months, circulation and lung function improve.
Within 1 year, your risk of heart disease is cut in half.
Within 5 years, stroke risk is similar to someone who has never smoked.
Within 10 years, lung cancer risk is cut by about half.


Posted on January 15th, 2026 and last modified on May 18th, 2026.
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