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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 ...

Understanding the functions of all the muscles in the back is complex, but training them does not have to be. The muscles of the back help us do everything from standing up straight and opening doors ...

Leoni Jesner is a fitness, health, and lifestyle writer who has contributed to Byrdie and LIVESTRONG.com, among other publications. She is also a personal trainer, mat Pilates instructor, and ...

A 40-year fitness trainer shares 5 bed exercises that rebuild back strength after 60 before you even start your day.

These simple exercises could help ease your lower back pain. Back pain is a common ailment that strikes many of us, regardless of our jobs. From the discomfort of office chairs to the strain of ...

Causes of lower back pain: When we sit continuously for hours it increases disc pressure, weakens back extensors, tightens hamstrings, and reduces core stability (Image: Pexels) Lower back pain is ...