Tight hip flexors, especially a deep muscle called the psoas, can silently stress your spine. Here's why this muscle deserves ...

The bird-dog works the gluteal muscles. It also exercises the back extensor muscles, which attach to the back of the spine and allow a person to stand, bend, and lift objects. To perform the bird ...

from how to use a back extension machine to what muscles they work and even whether you need one at all. What muscles does ...

Objective To review the specificity of exercises designed to condition the lumbar extensor musculature (ie, lumbar erector spinae and multifidus). Methods A review of studies examining effects of ...

Three key movements to help build muscle: Pulling exercises such as bent-over rows, chin-ups and lat pulldowns engage several ...

flatter low back spinal position at the finish) and muscle activity (trunk extensor dominant with less flexor activity). Rowers with LBP had relatively greater posterior pelvic rotation at the catch, ...