In the ‘80s, it was aerobics. In the ‘90s, racquetball. What exercise craze made its landing in the 2000s? HIIT. In fact, since 2004, researchers from fields ranging from kinesiology to cognitive neuroscience have been studying the power of this workout style and its incredible health benefits.1,2 And no, HIIT isn’t just for people training for an event or trying to hit a weight loss goal. Have we piqued your interest? Keep reading.