While the primary target for these medication is weight loss, it’s not the only metric by which the drugs should be evaluated and prescribed. Glass points out that obesity is a complex condition, and people with obesity often have other health issues as well, related to the heart, kidney, and liver. “It’s not just about weight,” he says.

Scientists test Mounjaro and Wegovy - the big beasts of weight loss medication - to see which is best.

A new study shows that people Zepbound lost about 50% more weight than those using Wegovy. It was the first head-to-head trial of the blockbuster weight-loss medications.