This 12-minute interval walk uses tempo changes to challenge your aerobic system, mimicking the structure of a HIIT session.

Walking fast for 15 minutes a day slashes risk of early death by 20%, study says - Researchers said a brief burst of speedy ...

Walking fast for just 15 minutes per day reduced the risk of death in a large study group of mostly low-income participants.

Fast walking, even just 15 minutes a day, can dramatically reduce the risk of death, especially from heart disease, according ...

Scientists tracking nearly 85,000 Americans for almost two decades say that as little as 15 minutes of brisk walking each day ...

"This may be controversial, but I think (know) this is the ONLY arms workout you need at home," she says of her go-to ...