New research shows the 4x4 workout format can improve fitness faster than traditional workouts, such as jogging or cycling ...

But a type of interval workout recently popularised by actress Jessica Biel could be the solution – with research showing it ...

I used to train with a group that spanned the spectrum from milers to marathoners, all at a similar competitive level. For large stretches of autumn and winter, we could all train together in some ...

A new expert breakdown ranks the top workouts for sustainable fat loss — and the winning routine might surprise you.

Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low-impact HIIT workout alternative.

The American Heart Association recommends that adults get "at least 150 minutes per week of moderate-intensity aerobic activity or 75 minutes per week of vigorous aerobic activity" — or a combination ...

There may, however, be a shortcut. High-intensity interval training ( HIIT) promises to get you fit with just a few minutes ...

You can be on the path to fitness with no equipment needed, in as little as 20 minutes, just two or three times per week – it sounds like the start of a late-night infomercial, but High Intensity ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." RUNNERS CAN EASILY fall into a basic routine for their workouts: Lace up, hit the pavement, then cruise ...

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 ...

Adding high‑intensity interval training to a lifestyle intervention enhances short‑term physical activity in children and ...

Everything you need to know about high intensity interval training to help you hit the ground running in 2026 – including a low impact alternative ...