When it comes to resistance gym machines, the back extension is underrated. Just ask strength and conditioning coach Andy Vincent. When I hit him up for which machine he believes is most effective for ...

Arm day, leg day, ab day—these are the familiar pillars of strength training. But what about lower back day? Our lower backs are often overlooked, yet they're a crucial part of fitness. Many of us ...

Several exercise machines may exacerbate lower back pain if a person does not use proper form, or if they have pre-existing back conditions. A person can discuss alternatives with a physical therapist ...

While lower back exercises are far less glamorous than ab exercises, they are equally as essential. Weakness in the lower back is one of the leading causes of chronic back pain in adults, but if ...

A broad, well-defined back is a cornerstone of any well-rounded physique. But that’s not the only reason to pump up your posterior—it’s also a critical way of improving posture, reducing back pain, ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...