CHALLENGING YOURSELF DURING a workout shouldn't be a matter of overcomplicating your routine. You don't need a ton of time or equipment to do it, either—just a plan and a limitless well of effort.

Looking for a cardio finisher? This 'leg matrix' gets the job done in just 90 seconds of squatting, lunging, and jumping. Cardio tends to get boxed up as a time-consuming form of exercise that takes a ...

The American Council on Exercise (ACE) is proud to announce its support of Project COURAGE, a Matrix Fitness initiative ...

Elliptical machines have come a long way, with major developments in specs and technology. Their ergonomic design maximizes the quality and intensity of your workout, incorporating both upper and ...

The elliptical and treadmill are useful pieces of exercise equipment used to challenge your cardiovascular system. Though both can be used to improve your fitness level, each has different mechanics ...