In most workout splits, one to two dedicated leg days per week is common, but it really all depends on your fitness level and ...

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 ...

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 ...

Every few weeks during my social media scroll, I’m served a new version of a meme that goes something like this: “Welcome to your 30s, where sneezing wrong means two weeks of low-back pain.” Each time ...

Six-time Mr. Olympia Dorian Yates built his career on brutal efficiency, with a philosophy centered on low volume and maximum ...

The six-time Mr Olympia put Andrew Huberman through a five-move, 14-set session built entirely around training to failure ...

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

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 ...

Struggling with your New Year’s fitness resolutions? Don't give in to Blue Monday. Here's how you can successfully form and ...