So, what makes the box squat useful? You can improve your back squat without back squatting, that's one reason.
If you squat, push, pull, hinge, and carry consistently you’ll probably get pretty fit. But don't forget to lunge!
A simple way to activate your core is to hold yourself up when you exercise—no irony intended.
Sometimes you need to get creative to figure out the best methods in order to build muscle with the equipment you do have.
The pain might be in your knees, but they're probably not the source of your issues.
Everyone wants a strong, stable core, but if it isn't mobile, you can't use it.