Squats will always light up your glutes and quads. But the cardio king of the squat family-the squat jack-does so much more. For starters, it burns calories like crazy. And since you crank out tons of ...

High-intensity interval training is one of the best ways to pack a lot of exercise into a short period of time. HIIT workouts are so efficient because they alternate short bursts of very intense ...

Leg day doesn't have to last a long time — just ask ACE-certified personal trainer and Under Armour trainer Ariel Belgrave, who created this 20-minute lower-body HIIT workout. The session is part of ...

Jumping jacks, jabs, high knee marches, side bends, jogging in place, jumping rope, etc. Jumping jacks, jabs, high knee marches, side bends, jogging in place, jumping rope, zombie walks, squat jumps, ...

“Hearst Magazines and Verizon Media may earn commission or revenue on some items through the links below.” Squats are one of the best exercises you can do for stronger, more toned glutes, but the ...

Jumping jacks add a boost of cardio to any workout routine. Here are the benefits of jumping jacks and modifications for every level. Whether you’re a jumping jack fanatic or you haven’t done a ...

1. Squat and overhead press: Grab your dumbbells in both hands and grip them right on your shoulders. Situate your feet so they’re just wider than hip’s width distance. Squat down. Then straighten ...

Seems simple, right? Jumping with your legs apart while raising and lowering your arms. But don't be fooled by its apparent simplicity. This move is a powerful full-body cardio exercise that deserves ...

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