Welcome to the "TRX full-body circuit party!" This badass gym workout was brought to you by Michelle Opperman, regional group fitness director for Crunch Gyms in San Francisco. PS, There’s More PS, ...

Ready to get back into shape? Circuit training is booming across the fitness world! Discover how it works, its benefits, and why it’s so effective. Although circuit training originated in Leeds in ...

You won't be bored when you do circuit training. This workout gets your heart rate up and strengthens your muscles at the same time. You’ll move quickly through 8-10 exercise stations to work ...