A closer look at “GLP-1 Weight-Loss Drugs and Marathon Running: Expert Advice on Managing Side Effects”, exactly as the source publishes it. As GLP-1 weight-loss drugs like Ozempic and Wegovy gain popularity, some runners are grappling with challenging side effects during marathon training. Keri M., a marathoner in her 50s who has completed four full marathons and dozens of half marathons, knew her race would be terrible—but this time, i The Guardian Lifestyle Oct 27, 2026 • 4:00 PM
Keri M., a marathoner in her 50s who has completed four full marathons and dozens of half marathons, knew her race would be terrible—but this time, it wasn't due to inexperience. The medication left her feeling 'so sick' during the event, highlighting a growing concern among endurance athletes. Experts say that while GLP-1s can aid weight loss, they may cause nausea, fatigue, and gastrointestinal distress, which can severely impact performance. For the complete material, the listing points back to the source inside the network.