You can build muscle without leaving your house.

Hold a dumbbell in each hand with your elbows resting on the floor. Set your upper arms about 45 degrees from your sides. Brace your core lightly. Press the dumbbells over your chest. Lower the ...

Building and maintaining muscle mass is one of the best things you can do for your body as you age. There are several glaring ...

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 ...

Fewer than you think. Muscles respond to movement patterns and total hard sets, not variety. Here is the minimum that covers ...

YOU WANT TO build muscle, and you want to do it without spending an eternity in the gym to use every single piece of equipment. For efficient workouts, you need to program exercises that provide you ...

Age-related muscle loss can begin after age 30 and accelerate later in life, potentially affecting strength and mobility.

Free weights and machines are a great way to build strength, but they aren’t the only option—especially as you get older.

Slouching spine? Pre-posture-ous! Our spines are the scaffolding for the body, and unfortunately, proper posture has become a common casualty of our increasingly sedentary culture. The immediate ...

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 ...