Ditch the treadmill and grab some dumbbells for this fast-paced, fat-burning, fitness-boosting, muscle-building body ...

Think you always need long, slow strength sessions to build strength and burn fat? Think again. New research suggests that high-intensity circuit training—workouts that pack multiple strength moves ...

Jogging and circuit training are two popular workout regimes that promise to boost metabolism. While jogging is a steady-state cardio exercise, circuit training involves a series of exercises ...