People are asking doctors how to mix and inject peptides for recovery and fitness. Three physicians explain the evidence gaps ...

Even with the same strength training, there are differences in how muscles grow. Can this be explained solely by the amount ...

Retatrutide is being hailed as a “trillion-dollar” weight-loss breakthrough that also spares muscle. Is this really the holy ...

Deep inside the brain, a tiny antenna on each neuron may determine how gracefully the body ages. A new study reports that ...

Around half a million Australians use GLP-1 medications for diabetes—and when you add people who use them for obesity and ...

If you get your GLP-1 prescription filled online, you may be using something called a compounding pharmacy. Here's how to ...

These GLP-1 injections have been recalled nationwide. Here's the affected medication and reasoning behind the recall.