If you’re aiming for more back strength, stop walking by the cable machine at the gym. You’re missing out on an effective back workout when you do. Yes, there are tons of exercises out there for back ...

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

Apple Fitness Plus covers everything including classes, narrated walks and challenges.

With so much focus on the upper body and core, it's easy to forget to tone your back muscles. After all, you want to look ...

Lack of time is often the main reason people don't exercise regularly. But a type of interval workout recently popularized by ...

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 ...

Daily exercises to build muscle after 45, with expert coaching cues, to improve strength, balance, and muscle retention.