About 80 percent of adults experience lower back pain at some point in their lifetimes, according to the National Institue of Neurological Disorders and Stroke. The double-edged sword? It's usually ...

A classic strength-training movement is gaining renewed attention for its impact on health, performance, and overall ...

Strong back muscles can help reduce pain, increase mobility, and improve posture. These at-home exercises can help you start ...

Prolonged desk work can lead to musculoskeletal problems ranging from annoying aches and pains to injuries. This month, we launched a six-part series showing you how to stretch and strengthen your ...

For mobility workouts from Danielle Gray — plus fitness challenges, walking podcasts, meal plans and inspiration — download the Start TODAY app! If you suffer from pesky aches and pains, there's a ...

Start on all fours. Extend your right arm in front of you and your left leg behind, actively reaching in opposite directions.

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 ...

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 ...