Restless sleep associated with heart rhythm problems | Science News

ADVERTISEMENT

REAL SCIENCE. REAL NEWS.

Help us keep you informed.

Support Science News.


News

Restless sleep associated with heart rhythm problems

Study links insomnia, other shut-eye problems to atrial fibrillation

By
5:00pm, November 15, 2016
sleeping man

UNEASY Zs  Disturbances in sleep are associated with increased odds of heart rhythm disturbances, even when breathing stays normal.

NEW ORLEANS — Chronic sleep problems are associated with atrial fibrillation — a temporary but dangerous disruption of heart rhythm — even among people who don’t suffer from sleep apnea. An analysis of almost 14 million patient records has found that people suffering from insomnia, frequent waking and other sleep issues are more likely than sound sleepers to experience a condition in which the upper chambers of the heart quiver instead of rhythmically beating, allowing blood to briefly stagnate.

“Even if you don’t have sleep apnea, is there something about sleep disruption that puts you at a higher risk of fibrillation,” said Gregory Marcus, a cardiologist at the University of California, San Francisco. “We should put a higher priority on studying sleep itself.” Marcus and Matthew Christensen, from the University of Michigan,

This article is only available to Science News subscribers. Already a subscriber? Log in now. Or subscribe today for full access.

Get Science News headlines by e-mail.

More from Science News

From the Nature Index Paid Content