A new study suggests that HIIT workouts may help preserve lean mass in older adults compared to moderate exercise—but changes ...

High-intensity workouts are some of the best ways to improve health and athletic performance. With a short, intense interval workout, researchers have found that some people see benefits equal to or ...

You know that girl on the elliptical who sticks it out for an entire episode of The Bachelor, slogging away at the same pace for the whole thing? (Maybe you even are that girl...?) Welp, sorry to ...

The idea that you can spend less time working out yet see benefits equal to those from conventional exercise routines sounds too good to be true. Yet as devotees of high-intensity interval training ...

The usual excuse of "lack of time" for not doing enough exercise is blown away by new research. The study adds to the growing evidence for the benefits of short term high-intensity interval training ...

There’s a lot of talk in the exercise world about high intensity interval training (HIIT) lately, which is exactly what it sounds like — alternating episodes of exercise with periods of less intensive ...

Personal trainer Ashley Borden has worked with a range of celebrities, including Ryan Gosling, Reese Witherspoon, and Christina Aguilera. She clearly knows her stuff, and she's sharing her tips in a ...

If your workouts are mostly high‑intensity interval training, group classes, and dynamic movements, the Nike SuperRep 3 ...

Ask a bunch of people why they don't get enough physical activity and you're likely to hear: "I have no time." No wonder there's been so much hullabaloo about interval training, which alternates short ...

I was recently investigating a fancy new stationary bike that came on the market not that long ago. It uses a variation of High-Intensity Interval Training (HIIT). It’s a slick-looking bike, which ...

Many inactive adults who tried a sampling of exercises preferred intense efforts to gentler workouts. By Gretchen Reynolds People who have never tried intense interval training might be surprised to ...

In the fitness world, the word “miracle” gets thrown around like a two-pound dumbbell. But when it comes to high-intensity interval training (HIIT), a very short workout, the benefits you’ve heard ...