T he newest weight-loss drugs, Wegovy and Zepbound, are incredibly popular. But doctors are still learning about all of the ways they affect the body—both helpful and harmful—beyond reducing weight. In report published in Nature Medicine,

The findings, based on an analysis of records from 2.5 million VA patients, support much of what scientists already suspected but contain surprises, too.

"All these years I thought that thin people -- those people -- just had more willpower," Winfrey said on her podcast.