FAQ
Does withdrawal affect heart rate
Yes, heart rate typically decreases and becomes more regular.
Quick Answer
Yes, heart rate typically decreases and becomes more regular.
Detailed Explanation
Nicotine artificially elevated heart rate; normalization may feel unusual initially but is healthy. Heart rate improves within days.
Key Facts
- Nicotine increased heart rate by 10-20 beats per minute
- Heart rate normalizes within 20 minutes to 2 weeks
What the Research Says
CDC reports improved cardiovascular function begins immediately
Frequently Asked Questions
Will my heart rate be too low
No, it returns to healthy baseline levels
Is irregular heartbeat normal
Mild irregularity may occur; persistent issues need evaluation
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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