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 ...

Standing exercises to build upper body strength after 50, guided by a certified trainer, to improve posture and muscle tone.

MOST THINGS WE do are forward-facing. We walk forward, reach forward, bend forward—of course, because we primarily see in front of us. That’s caused us to put an emphasis on the aesthetics of the ...

Upper body resistance or strength training has a long list of benefits. It helps you boost muscle strength and endurance in your arms, back, chest, and shoulders. It also helps you burn calories, ...