
Serena Williams’ comeback after using tirzepatide, a GIP and GLP-1 agonist medication, raises questions about the drug’s effects on athletic performance. The rapid rise of GLP-1 medications has sparked an uncomfortable question in the fitness industry: If these drugs help people lose substantial amounts of weight, what do they mean for athletic performance? Research examining GLP-1 medications specifically in trained athletes is extremely limited, leaving coaches and sports scientists with more questions than definitive answers. » Read more about: Are GLP-1s Performance-Enhancing Drugs? »

We’ve teamed up with celebrity trainer Harley Pasternak to bring you this A-list leg day workout.

You may think safety would be at the top of most runners’ list when running on the road, track, or in the neighborhood, but oftentimes, the simplest rules can be overlooked. If you’re a beginner you should become familiar with the basic tips for proper running etiquette to ensure your safety and the safety of…

Have you ever heard that calorie burn is higher right after exercise? Well, it’s true—and you can thank EPOC, or excess post-exercise oxygen consumption, for that. What is EPOC? Good question. “Often called the ‘afterburn effect,’ EPOC is the amount of oxygen your body needs following a workout to return to its normal, resting state,…

If you’re wondering how much cardio is too much, read on—we break down the answer and share the warning signs that you’re overdoing it.

Want to get faster? Get fitter? Try this 30-60-90 workout to improve running times and cardiovascular endurance.

How to build stamina for running takes time and effort. We’ve got some expert tips to share.

What is cardio? Our experts weigh in on this popular form of exercise and provide examples.

Find yourself wondering “What is Zumba?” Our in-depth guide takes a look at this popular and effective workout class.

You know they are good for you, but do you know why? Here, we dive into some surprising benefits of battle ropes.

What is target heart rate, and how do you calculate it? The GGR fitness experts are here to walk you through it.

Looking for a quick and easy exercise routine to do? Check out our 10-minute workouts.

Looking for cardio exercises at home? We have a comprehensive list and guide for how to do them.