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 ...

From aesthetics to aches, your glutes do more than fill out your jeans. Find out how weak glutes can lead to knee and lower ...

This quick, 4-exercise back and biceps strength workout will torch your upper body, sculpt your physique, and strengthen your ...

Despite what you see on social media or read online, you don't need heavy weights or complicated gym machines to protect and strengthen your lower back. Instead, performing consistent, grounded ...

A certified Pilates instructor shares 5 chair exercises that rebuild thigh strength and knee stability after 55.

Which back machines are best? There are many exercise machines designed to work the neck, arms and upper back, but there is one piece of equipment that focuses on your lower core muscles — a back ...

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 ...

Back pain can make you nervous about tying your shoes, let alone working out. However, while resting a painful back may help for a time, often getting back in the gym and moving makes it feel better, ...