Back machines come in styles that offer a 45-degree angle for the bench or a 90-degree, parallel-to-the-floor model. The 90-degree model is better at keeping your back from arching and provides ...

The muscles of the lower back help stabilize, rotate, flex, and extend the spinal column, which is a bony tower of 24 vertebrae that gives the body structure and houses the spinal cord.

The Hammer Strength row machine is a great exercise to build up your back muscles, specifically the lats. Here's how to do it, who should do it, and why.