YOU’VE DONE WORKOUTS before—but never like this. Gerren Liles, NASM, is one of fitness’s most game-changing trainers, a ...

CrossFit has skyrocketed in popularity in recent years thanks to its focus on high-intensity exercises that combine weightlifting, cardio, and functional training. While this type of workout can ...

Manage Cortisol Effectively: High-intensity exercise temporarily raises cortisol, which is normal and beneficial when managed well. However, excessive cortisol from improper training or stress can ...

India's intense preparation for the Champions Trophy 2025 includes high-intensity training, with standout performances from batters and bowlers as they gear up for the tournament.

Methods: Fifty two healthy but inactive older men (mean (SD) age 71.2 (4.1) years) were assigned to a control (n = 14), low intensity training (LIST; n = 18; 55% 1RM), or high intensity training (HIST ...