Dance it out and sweat with this cardio combo featuring body rolls, squats, and plenty of high-impact exercise.

Start in a slight squat with your knees bent. Jump sideways to the right, landing on your right leg. Bring your left leg behind you, but don’t let your left foot touch the floor. Keep your chest ...

She creates safe, inclusive workout programs for everyone—including beginners and expectant or postpartum moms (and even filmed this HIIT workout ... from your knees—and gradually progress ...

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You thought exercise was meant to make you feel younger, but here you are with knee pain after taking up running. After all, almost half of recreational runners get injured, according to new research.

Today we're going to do a High-Intensity Interval Training workout, or HIIT, H-I-I-T ... We're going to get ready for high knees. Push yourself. You'll want to reach about 90% of your maximum ...

While a standard full-body, fast-paced HIIT session might not get your muscles ... your hands held in front of your chest. Bend your knees to squat down, keeping your chest up tall.