It’s the science-supported wizardry of the Japanese interval walking method, a HIIT-style program that’s all the rage among fitness professionals and seniors. The protocol is beautifully simple:.

The Japanese Interval Walking Technique is the new method to improve cardio, lower blood pressure and even improve lower-body strength.

Japanese walking is a form of interval walking training created in 2007 by researchers in Japan. Here's what to know about the benefits and how to try it.