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 holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. It’s easy to almost ...

Lower back pain is one of the most common health concerns worldwide, often linked to today’s sedentary lifestyle, long hours of sitting, poor posture, and lack of regular movement. Over time, these ...