There’s no denying that Jennifer Aniston’s workout routines have kept her in great shape through the decades. At 56 years old, her beauty and fitness regimens continue to pay off. Her secret? She ...

A classic strength-training move that has gained massive popularity in gyms and fitness communities for its powerful impact ...

Is soft cardio the missing piece of your workout routine? We spoke to a sports medicine physician and a pro trainer to find out.

A broad, well-defined back is a cornerstone of any well-rounded physique. But that’s not the only reason to pump up your posterior—it’s also a critical way of improving posture, reducing back pain, ...

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 ...

I'm a former fitness coach with a home in Mexico and a home in California. When I travel, I often get out of my exercise routine. It can be hard to get back into movement, but here's how I trick ...