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 word “toning” is ...

While many people brush off walking as basic form of movement, for old people but it’s one of the most effective and underrated ways to stay fit. While it might not help you create the bulky muscle ...

Most everyone has the ability to increase strength and muscle tone to some degree, but few have the genes to develop large muscles and the super-cut look often seen on models and actors. To achieve ...