Add Yahoo as a preferred source to see more of our stories on Google. These are the top exercises you should be doing if you're new to exercise. It's no secret that getting enough exercise is vital ...

STARTING A WORKOUT program for the first time can be equal parts excitement and confusion. The good news is it’s almost automatic that you’ll immediately begin to gain muscle as a beginner, no matter ...

It's no secret that getting enough exercise is vital for both your physical and mental health, but it can be difficult to get started. It can be even harder to maintain a workout routine, especially ...

Step one foot behind you. Bend both knees to 90 degrees to lower down in the lunge. Pause for a moment, then press through ...

The word "eccentric", you’ll know, is most commonly used to describe someone or something unconventional – but in the world of fitness, it means something quite different. Thankfully, eccentric ...

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. While plenty of ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. “Right to the core,” “core values,” and “hardcore.” These little idioms highlight just how vital the concept of “core” is in our lives ...

During a recent trip to London, I sat down with the very engaging Desirèe Henry, Olympic medalist and Adidas athlete. When we spoke, the English sprinter was only days away from winning silver in the ...