One of the most well-known exercises is the squat. The exercise comes in countless variations — think: back squat, front squat, sumo squat — and can be performed with a variety of workout equipment, ...

Bodybuilding legend and former six-time Mr. Olympia champ Dorian Yates compared the traditional barbell squat and hack squat.

Add Yahoo as a preferred source to see more of our stories on Google. Erin Banks said he's recently made major lower body gains by using hack squats to build leg muscle.Courtesy of Celsius Elite ...

One way to ramp up a traditional squat is by adding weight with the help of a squat machine. But with so many different types of squat machines at the gym, it can be hard to know which ones to use — ...

Variations on basic leg exercises can help you target different muscles for better gains. Fitness pros swear by movements like goblet squats and hack squats for a well-rounded lower body. Deep squats ...

Elite physique athlete Erin Banks said hack squats are a key exercise for his leg day workouts. Hack squats focus more on the quads and glutes, instead of using core or back muscles. They can help ...