These deep core exercises will target the most important, but often neglected, part of your midsection to reduce back pain and improve posture. Instead, learn which muscles make up the deep core and ...

To arch your back during a bench press or to keep a neutral spine? That is the question. Exercise scientist Mike Israetel says to go for the arched back. "Arching your back to get a better angle ...

A healthy spine has a gentle arch or curve. Arching your back excessively can tighten the muscles and lead to discomfort. However, arching the spine for brief periods should not cause health problems.