NPR

Yo-Yo Dieting May Pose Serious Risks For Heart Patients

People with heart disease should keep their weight down, but it can be hard to lose weight and keep it off. Now a study shows big fluctuations may increase the risk of heart attack and stroke.
Source: John Holcroft/Ikon ImagesGetty Images

So-called 'yo-yo dieting' — where people lose weight and gain it back again – doubles the risk of a heart attack, stroke or death in people who've already got significant heart disease.

That's the conclusion of an international study published recently in the New England Journal of Medicine.

Researchers reviewed weight data gathered over several years from 9,509 people with significant heart disease

You're reading a preview, sign up to read more.

More from NPR

NPR3 min read
'Bunk' Is Encyclopedic, Fascinating — And Frustrating
Kevin Young's new book puts forth an instantly convincing pairing of race and hoaxing — both a "fake thing pretending to be real." But he loses readers' trust with knotty, overly aphoristic writing.
NPR4 min read
'The Bad Food Bible' Says Your Eating Might Not Be So Sinful After All
In his new book, Dr. Aaron Carroll explains that there might be less evidence against some notoriously bad foods than we think. In fact, maybe we should be eating some of them more often.
NPR4 min read
Joe Biden Remembers His Son In His New Memoir
NPR's Michel Martin spoke with Biden this week about his new memoir, his family and the Anita Hill case.