If exercise feels harder than it should, chronic stress may be working against you. Learn how to regulate your physiology so your body can support your fitness goals.

You're relaxing on the sofa when suddenly your eyelid starts twitching. Or perhaps it's a muscle in your arm, your leg, or ...

Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical Solutions for Back ...

Body recomp means building muscle and losing fat at the same time. Learn how to optimize your training and diet to see ...

On Wednesday, Clone Robotics released video footage of its Protoclone humanoid robot, a full-body machine that uses synthetic muscles to create unsettlingly human-like movements. In the video, the ...

If your fitness goal is to up the ante on endurance, pack more power into your sprint, or supercharge your strength gains in the gym, it’s worth exploring – what are the different muscle fiber types?