According to the National Institute on Drug Abuse [1], nicotine is a highly addictive substance that can cause physical and psychological dependence. Therefore, it is important to be aware of how long it stays in your system.
How Long Does Nicotine Stay in Your System?
The half-life of nicotine is about 2 hours. This means that it takes about 2 hours for your body to eliminate half of the nicotine you consume.
Table 1: How Long Does Nicotine Stay in Your System Based on Age?
Age Group | Half-Life | Elimination Time |
---|---|---|
18-24 | 1-2 hours | 2-4 hours |
25-39 | 2-3 hours | 4-6 hours |
40-59 | 3-4 hours | 6-8 hours |
60+ | 5-6 hours | 10-12 hours |
Table 2: How Long Does Nicotine Stay in Your System Based on Weight?
Weight (lbs) | Half-Life | Elimination Time |
---|---|---|
<150 | 1-2 hours | 2-4 hours |
150-200 | 2-3 hours | 4-6 hours |
200-250 | 3-4 hours | 6-8 hours |
250+ | 5-6 hours | 10-12 hours |
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Conclusion
If you are concerned about how long nicotine stays in your system, it is important to talk to your doctor. They can help you develop a plan to quit smoking or reduce your nicotine intake.
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