According to the text, an estimated 10 years of life will be gained by John quitting smoking.
What are the benefits of quitting smoking?
Smoking refers to the act of inhaling the smoke of some drugs and substances such as tobacco, marijuana, etc.
Smoking is a risky lifestyle which has a lot of negative effects such as decrease in lifespan and increased risk of lung cancer.
Other negative effects of smoking include:
- Chronic respiratory impairment
- Heart disease
- Stroke
- Diabetes
- Infections
- Dental problems
- Hearing loss
- Vision loss
Quitting smoking, thus improves and enhances lifespan.
It has been proven that quitting smoking will improve the lifespan of an individual by as much as 10 years.
Therefore, according to available literature and research, an estimated ten years of life will be gained by John quitting smoking.
In conclusion, quitting smoking improves lifespan.
Learn more about quitting smoking at: https://brainly.com/question/8875242
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