You’ve seen them at the gym – the cardio bunnies who spend hours on the treadmill but never touch a weight, and the muscle-obsessed lifters who break into a cold sweat at the mere mention of running.

Directions: Perform each exercise for 30 seconds, and repeat. Cool down with a few minutes of stretching (find inspiration here). This cardio move is great for runners; it not only works the lower ...

Some people prefer to stay in the weight room to work out, while others prefer cardio events like running, biking or swimming in the great outdoors. Both approaches are great ways to get exercise, but ...

Work your core and spike your heart rate between meetings with this 5-minute cardio core workout, care of trainer Ashley Joi. Each week has been designed to help you reach your fitness goals through ...

You've got your jumping jacks dialed, and you know how to do a plank . . . but have you tried plank jacks? This intermediate bodyweight move has likely cropped up in your workouts at some point — and ...

If you like full-body workouts that focus on pull-push-legs-core, this circuit of these fitness components will challenge you, especially if you go heavy on the lifts and push your maximum on the ...