Burn fat and focus on your core and butt in this effective workout.
Everything's better in threes, including this at-home routine.
Start your day with a routine that spikes your heart rate with a combination of jumps and push-ups.
Make 12 minutes count with this full-power, full-body routine.
Get your legs moving and lungs pumping with this take-no-prisoners routine.
Skip the usual crunches for these dynamic movements that will challenge your muscles in new ways.
This effective workout will keep your heart rate up with push-ups, step-ups, and sit-ups.
Get on the ground for this deceptively simple workout that will challenge every major muscle group.
In only 12 minutes, this circuit gives you a more effective workout than steady-state cardio.
Strengthen your entire body with a combination of static holds and plyometric moves.
This quick—but intense—workout targets your legs to build strength and mobility.
Start with squats, then spike your heart rate with two plyometric moves that build stamina.
You may have done these moves before, but this workout mixes it up by varying the number of reps.
Hold each of these moves for 60 seconds to get faster, fitter, and stronger.
Strengthen your core and your lower body in this intense interval-based workout.
Jump, squat, and kick in this effective (and super fast) countdown-style workout.
Arms, abs, and legs—you'll work all of your major muscle groups with these moves.
Target your lower body, chest, and core in 12 minutes flat.