"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." And when it comes to choosing one, quality matters. We rolled up our sleeves and got to testing and ...

In the NFL, we used to refer to the muscles we could see as "Show Muscles" and the ones we couldn't as "Go Muscles." Training the back and posterior chain is fundamental, so I want to take a deep dive ...

Several studies describe that in addition to the thoracic and lumbar muscles, the Latissimus dorsi (LD) and hip extensors contribute during trunk extension performance. [28,30–33] These findings ...