Most people underestimate treadmill walking. These 7 workouts improve heart health after 40 without running or joint strain.

High-intensity interval training (a.k.a., HIIT) is a triple threat: “It’s quick, easy, and effective,” says Angela Gargano, a certified trainer and creator of Strong Feels Good & Pull-up Revolution.

HIIT can help improve speed and power, but longer, steadier workouts that you can do regularly, like swimming and rowing, are ...

For many people aiming to burn a lot of calories, high-intensity interval training is the way to go. Also known as HIIT, these popular workouts feature bursts of intense activity, such as squats or ...

Run 30 seconds hard at your VO₂ max pace. Follow that with 30 seconds of very easy running (with the short interval, your ...

A recent study from Australia suggests that high intensity interval training may be optimal for body composition in older ...

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 ...

Advanced kettlebell HIIT combines explosive strength work with high-intensity cardio for a demanding full-body workout.

When it comes to getting enough exercise, everyone searches for something that speaks to them. Some people love the quiet solitude of jogging alone while others prefer the competitive element of team ...

If you’ve noticed stubborn belly fat, lower energy, and workouts that suddenly feel harder during menopause, you’re not ...

"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 ...

Steady-state cardio may be more helpful for beginners looking to manage their weight, while HIIT is a great way to boost ...