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Sleep Problems Linked to Higher Heart Disease Risk

Published on June 24, 2026, 10:12 p.m.
Sleep Problems Linked to Higher Heart Disease Risk

Topic: Health

Researchers at Yale School of Medicine found that people who have both insomnia and sleep apnea are more likely to develop high blood pressure and heart disease. This combination, called comorbid insomnia and sleep apnea (COMISA), is a significant risk factor.

Sleep plays an essential role in regulating the cardiovascular system. During healthy sleep, the heart and blood vessels have time to rest, repair, and reset. A study published in the Journal of the American Heart Association analyzed data from nearly 1 million post-9/11 US veterans and found that adults who have both insomnia and obstructive sleep apnea face a higher risk of high blood pressure and cardiovascular disease compared to those with only one condition. This combination is called comorbid insomnia and sleep apnea (COMISA) and is a significant risk factor for heart disease.

The study's authors recommend evaluating sleep as routinely as other major cardiovascular risk factors. Insomnia and sleep apnea should be assessed together instead of in isolation. Because sleep problems are common, measurable, and treatable, identifying and addressing them early could significantly alter the course of cardiovascular disease.

The researchers at Yale School of Medicine emphasize that future care must prioritize prevention rather than waiting to treat advanced disease. They suggest that ongoing sleep problems should not be dismissed as minor frustrations but rather recognized as a powerful and preventable factor in cardiovascular disease.

Why It Matters

This study highlights the importance of addressing sleep problems early on, especially for people who are at risk of developing heart disease. By prioritizing prevention and identifying disordered sleep, we can take steps to reduce our risk of cardiovascular disease.

Key Facts

  • The study analyzed data from nearly 1 million post-9/11 US veterans
  • Adults with both insomnia and obstructive sleep apnea (COMISA) face a higher risk of high blood pressure and cardiovascular disease
  • Sleep problems are common, measurable, and treatable
  • Identifying and addressing sleep problems early could significantly alter the course of cardiovascular disease

Key Terms

Obstructive Sleep Apnea
A condition where a person's breathing is repeatedly interrupted during sleep

Implications

This study highlights the importance of addressing sleep problems early on, especially for people who are at risk of developing heart disease. By prioritizing prevention and identifying disordered sleep, we can take steps to reduce our risk of cardiovascular disease.


Source: https://www.sciencedaily.com/releases/2026/02/260228093440.htm

Journal Reference:

  1. Allison E. Gaffey, Matthew M. Burg, Henry K. Yaggi, Kaicheng Wang, Cynthia A. Brandt, Sally G. Haskell, Lori A. Bastian, Tiffany E. Chang, Allison Levine, Melissa Skanderson, Andrey Zinchuk. Insomnia, Sleep Apnea, and Incidence of Hypertension and Cardiovascular Disease Among Men and Women US Veterans. Journal of the American Heart Association, 2025; 14 (24) DOI: 10.1161/JAHA.125.045382

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