New to HIIT? Follow these 6 insider tips to slay your workouts

Fitness instructors have given us their insider tricks to slaying that workout. Read their HIIT workout tips if you're new to the exercise style.

alt
Photo: <a href=“http://www.stocksy.com” target=“_blank” rel="noopener noreferrer">Stocksy/</a>Branko Starcevic

Adult Ballet is on the Rise—And Yes, You Should Totally Try it

Here's what to know before your first class.