In TODAY.com's Expert Tip of the Day, a trainer explains how incorporating HIIT into a weekly workout routine can boost one's ...

HIIT workout founded by a Japanese Olympic coach that uses periods of intense exercise and rest to burn calories.

This fun workout combines high intensity interval training (HIIT) with energizing movements inspired by Caribbean dance. Led by Selena Watkins, founder of Socanomics, and assisted by Tiff Marie on the ...

Perfect for all fitness levels — this 20-minute HIIT workout combines power and endurance to sculpt your body fast!

Try this knee-friendly 35-minute workout, requiring no equipment, designed to burn calories and build strength safely.

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This most recent episode of Good Moves features trainer Traci Copeland and her awesome, challenging, and quick total body HIIT workout. In this most recent episode of Good Moves with Pilates and ...

If you don't like HIIT, you don't need to do it to see results. Here's why trainers say steady state training might be a better fit. HIIT, or high-intensity interval training, might be one of the most ...

For most people, walking 10,000 steps a day is the ultimate fitness goal. However, is that the “golden” number when it comes ...

You can always rely on a high-intensity workout to leave you feeling sweaty and exhausted. But a longer workout isn't necessarily better. And a new approach that's gaining fans on social media only ...

We all grow older. There is nothing we can do about that, but the quality of those years is within our control, as recent research has shown. After receiving a doctor’s approval to begin any exercise ...

Interval running condenses the powerful effects of regular running into shorter, high-intensity bursts. Research shows it can ...