FAQ

Can smoking cause diabetes

By PuffBye Editorial TeamLast updated Feb 2026Based on published research from CDC, WHO & NIH

Yes, smoking increases type 2 diabetes risk by 30-40%.

Quick Answer

Yes, smoking increases type 2 diabetes risk by 30-40%.

Detailed Explanation

It affects insulin sensitivity and glucose metabolism. Quitting reduces risk and improves control.

Key Facts

  • Smokers are 30-40% more likely to develop diabetes
  • Quitting improves insulin sensitivity within months

What the Research Says

ACS identifies smoking as a major diabetes risk factor

Frequently Asked Questions

How does smoking cause diabetes
Increases insulin resistance and impairs glucose metabolism
Will quitting help my blood sugar
Yes, glucose control improves within weeks

Sources & References

The information in this article is based on publicly available research and guidance from the following authoritative health organizations:

Sources accessed February 2026

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