Heart Health
Prediabetes linked to higher risk of cardiovascular problems
Research we're watching
- Reviewed by Christopher P. Cannon, MD, Editor in Chief, Harvard Heart Letter; Editorial Advisory Board Member, Harvard Health Publishing
Even slightly elevated blood sugar levels — a condition known as prediabetes — may raise the risk of cardiovascular problems, according to new research.
For the study, researchers looked at the glycated hemoglobin (HbA1c) levels of 427,435 people from the UK Biobank, a large database of health information in the United Kingdom. HbA1c values represent a person's average blood sugar levels for the previous three months.
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About the Author

Julie Corliss, Executive Editor, Harvard Heart Letter
About the Reviewer

Christopher P. Cannon, MD, Editor in Chief, Harvard Heart Letter; Editorial Advisory Board Member, Harvard Health Publishing
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