Kickboxing. Fire up your full-body with a functional workout that teaches you self ... Jennifer Nied Jennifer Nied is the fitness editor at Women's Health and has more than 10 years of experience ...

Cardio Kickboxing: Jab, punch, and kick your way through a fun and intense workout. GRIT: A 30-minute high-intensity interval training (HIIT) workout, designed to improve strength, cardiovascular ...

According to Denise Chakoian, C.P.T., owner and founder of CORE Cycle.Fitness.Lagree ... considers it moderate or vigorous ...

The Light Heavyweight belt-holder breaks down his training ahead of another title defense.