By Robbie Wild Hudson
The box squat is a great way to increase your strength, mass and ability to generate power.
If you have access to one, use a safety bar. The way that it sits on your back will make you engage your back so much more. This type of bar also forces your back stay a lot tighter in order to rise back up out of the hole.
It is also good for building up the posterior chain and will also help to improve your deadlift as well.
Read more at BoxRox