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High-intensity interval training, or HIIT, is a great way to get in a fast, effective workout. This quick routine is helpful ...

High-intensity interval training, or HIIT, is a great way to torch calories, boost your metabolism and get a great workout in a shorter amount of time. And if you're a fan of hopping on the treadmill ...

Lack of time is often the main reason people don't exercise regularly. But a type of interval workout recently popularized by ...

This HIIT workout is designed to burn fat quickly using short, high-intensity intervals that can be done anywhere—no ...

Cardio is more enjoyable when you can take a run in a beautiful location or take your time riding your bike around. However, that's not always an option. This is why high-intensity interval training ...

Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...

As HIIT's popularity soars, sprint interval training, or SIT, is doing its best to catch up. Can shorter, harder, faster deliver better results? As the popularity of HIIT continues to soar, sprint ...

Every new year comes with big intentions — and the quiet fear that I'll end up doing exactly what I did last year.

Researchers from The University of Queensland examined 194 adults aged 65 - 85 with no signs of cognitive decline. Participants were assigned to a low-intensity, moderate-intensity, or HIIT workout ...

High intensity interval training (HIIT) may be the optimal exercise for reducing body fat while maintaining muscle mass in ...