FAQ
How does smoking affect your heart
Smoking increases heart rate, blood pressure, and clot formation.
Quick Answer
Smoking increases heart rate, blood pressure, and clot formation.
Detailed Explanation
It damages blood vessels, reduces oxygen, and doubles heart attack risk. Quitting reverses many effects.
Key Facts
- Smokers have 2-4x higher heart disease risk
- Heart attack risk drops 50% within one year of quitting
What the Research Says
WHO identifies smoking as the leading preventable cause of heart disease
Frequently Asked Questions
Can heart damage be reversed
Much improves within weeks; long-term risk decreases significantly
How quickly does heart health improve
Heart rate normalizes within hours; major improvements within months
Sources & References
The information in this article is based on publicly available research and guidance from the following authoritative health organizations:
- CDC - Smoking & Tobacco Use
- WHO - Tobacco
- NIH - National Cancer Institute
- American Lung Association
- American Heart Association
- Truth Initiative
- Smokefree.gov
Sources accessed February 2026
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