Get ready to work it old school!  We're channeling a little Jane Fonda and a whole lot of '80s with this 15-minute aerobic workout.  The only equipment needed is a sweatband since this much cardio will leave you dripping.  Lace up your sneakers, and get ready for the Grapevine, Jazz Square, and the Pony.

Fitting in a gym time can be challenging, and that's why you need a short but effective workout.  Make the most of your next sweat sesh with this 20-minute metabolism booster that keeps your heart rate up to burn calories while building lean muscle.  Click play to start!

This short 10-minute workout will leave you breathless with your abs burning — two things we love from a short sweat session!  It's full of killer combination moves that strengthen your abs from all angles while getting your heart rate up to torch calories.  Celeb trainer Idalis Velazquez keeps you moving and inspired for the entire workout!  Grab a five-pound dumbbell, press play, and get ready to work.

When it comes to workouts, you can accomplish a lot in 10 minutes, and this fitness quickie proves just that!  Every exercise in this workout is a challenging full-body move, and many have a bonus cardio component.  Add weights to this workout, and you will reap even more benefits.  Grab a set of dumbbells between 2-4kg, and get at it.

Give your breasts a lift with this quick five-minute workout.  Toning, tightening, and strengthening your pecs will give your chest a natural boost.  So grab a set of dumbbells between two and five kilograms, and get ready for some push-ups to help your push-up bra.