The 10-20-30 protocol is simple: 30 seconds at an easy pace (think walking or light jogging), 20 seconds at a moderate run, ...

There’s a lot of talk in the exercise world about high intensity interval training (HIIT) lately, which is exactly what it sounds like — alternating episodes of exercise with periods of less intensive ...

10-20-30 interval training is an effective way to improve running performance and overall health. A new study demonstrates that this kind of training is just as effective for improving your running ...

Research found that doing 10-20-30 intervals can improve 5K time and VO2 max, even if you don’t go at maximum effort. Experts suggest adding this workout to your schedule one to two times per week.