Add Yahoo as a preferred source to see more of our stories on Google. About 80 percent of adults experience lower back pain at some point in their lifetimes, according to the National Institue of ...

Add Yahoo as a preferred source to see more of our stories on Google. Woman working out with lower back exercises Arm day, leg day, ab day—these are the familiar pillars of strength training. But what ...

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 ...

According to the World Health Organization, 619 million people suffer from low back pain. Personal strength trainer Allison Mosso addresses this on her Instagram, stating that weight-loss alone isn’t ...

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 ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Most people will experience ...

Here’s how to do each.

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 ...