Ultimate Sandbag Exercises Take Core Strength to Another Level

Extreme Training, Foundational Programs, Moderate Training, Strenuous Training, Uncategorized.

Ian Vaughn, DVRT Master (Creator of Real World Strength & Muscle and DVRT For Obstacle Course Racing) Ever taken a workout from a trainer or a group instructor’s class and constantly bark out “keep your core tight!”. It reminds me of a scene in the movie “I Love You Man” where Andy Sandberg is yelling… Read more »