IF YOUR MAIN FITNESS goal is to add mass and chisel out your figure, then the thought of building "lean muscle" likely sounds rather appealing. After all, why would you dedicate hours in the gym ...

Muscle rigidity is very common, and it can be uncomfortable. You can have stiff and tense muscles due to various causes—such as sitting or sleeping in the wrong position, or it can be the result of a ...

Paul Singer, the founder of the $72 billion hedge fund Elliott Management, has made a fortune out of being stressed. The billionaire, who launched his firm in 1977 and has famously lost money in ...

What does it really take to reach the elite level in sports? In this episode, Trevor Bauer and lacrosse legend Paul Rabil dive deep into the physical, mental, and strategic differences that ...

Journal Editorial Report: Paul Gigot interviews Mark Dubowitz of the Foundation for Defense of Democracies. Photo: Leah Millis/Reuters ...

That was the case for YouTuber Jake Paul, who says that he’s made his fair share of mistakes as the world watched his transformation from Disney Channel star into one of the biggest names in ...

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 ...

Got a tip? Send it to The Daily Beast here. ADVERTISEMENT ADVERTISEMENT ...

Clone’s Myofiber technology uses artificial muscles to move the skeleton by attaching them to precise bone points, like animals. In December, Clone entered the competitive humanoid robotics ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness myths. On my spare time I enjoy ...

Jake Paul has revealed he's "p****d" that a fight with boxing super-middleweight king Canelo Alvarez never came to fruition. The pair were in talks to fight in May before the deal collapsed after ...