"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." As a physical therapist and strength and conditioning specialist, I’m all about finding fitness solutions ...

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 ...

New workout trends crop up all the time—some, like HIIT and circuit training, catch on for the long haul. Both of these modalities get your heart pumping and your muscles burning, making them the ...

From her new book, this is the Jillian Michaels workout that increases your longevity, metabolism, and vitality—meet metabolic circuit training. Plenty of fitness modalities have come together to ...