Interval Training

One of the best ways to burn fat is through interval training cardio. Learn the principles behind interval training, as well as specific routines and protocols that can help you set up your workouts. Get in game-ready condition with STACK's help.

Latest in Interval Training

Metabolic Resistance Training vs. Cardio Interval Training: Which Is Best for You?

HIIT workouts. You see them advertised everywhere. From fitness social media accounts to the posters and schedules at your neighborhood gym, HIIT (...

Science Says This Is the Absolute Best Time of Day to Work Out

At this very second, trillions of clocks inside your body are ticking away. Their job is to keep track of time and optimize your body to stay in sy...

How to Peak Correctly for Your Season

Most athletes don't actually strive to remain in peak condition at all times. Staying in peak condition is grueling, and requires lots of devotion and...

New Study Finds That This Method of Exercise Helps People Work Out More Often, Have More Fun

It happens every year. In early January, gyms are flooded with couch potatoes who've vowed to finally get in shape. They exercise religiously f...

Fartlek Training: Benefits, Methods and Sample Programs

What is fartlek training, and why is it such a great way to condition for athletes? Fartlek is a Swedish word meaning "speed play," and that's essenti...