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. The upper back is an ...

A 35-year fitness expert shares a 10-minute bodyweight morning routine to smooth back rolls after 55—no gym required.

Have you ever noticed how your upper body feels weaker? Whether it is lifting heavy objects or performing everyday tasks, weak upper body muscles can make things hard for you. But don't worry—paying ...

It is what the fitness enthusiasts call a muscle pump. This temporary swelling happens when blood rushes into the working ...

CSCS expert shares an 8-minute morning routine that restores muscle tone after 55—no gym needed. Just 2 moves, done daily.

You don’t need a gym to build muscle. These unique bicep and back workouts use minimal or no equipment to help you grow strength and size at home. There are several effective bicep and back workouts ...

Think about squeezing your core, bracing your abdominal muscles as if you were to be punched in the stomach. Moving slowly ...

Overhead presses, lateral raises, and other movements target the deltoid muscle to improve shoulder stability, increase strength, and build muscle mass.