How to do the flexed arm hang (pull-up hold ... chin-ups are more front-shoulder and bicep-oriented, and pull-ups drill into the back body and lats more heavily. Chin-ups use an underhand grip ...

But not all squats are created equal. In the battle of front vs. back squat, each variation brings its own unique set of benefits and challenges. While both are staples in strength training ...

Slowly twist your torso toward the left (leaning toward the right), straightening the left arm and applying ... by stepping one foot back and grabbing behind the front knee with both hands.