Every movement we make, from blinking to sprinting, depends on the ability of muscle fibers to contract in a rapid and ...

If you’ve ever jolted awake with a painful cramp in your calf, you know that nighttime leg cramps (a.k.a. Charley horses) can disrupt your sleep and cause serious discomfort. Health experts say that ...

When you picture different athletes – marathon runners, gymnasts and Olympic weightlifters, for example – you likely categorise them instinctively by their height, size and build. But what makes these ...

FOR PEOPLE WITH high cholesterol, statins are a game-changing medication. So why are a chunk of medicated users quitting them after a while? Up to 10 percentof people who take them end up dealing with ...

You’re relaxing on the sofa when suddenly your eyelid starts twitching. Or perhaps it’s a muscle in your arm, your leg, or your foot that begins to spasm – sometimes for a few seconds, sometimes for ...

Adam Aaronson’s tough themeless puzzle will get your head spinning. By Caitlin Lovinger SATURDAY PUZZLE — Adam Aaronson is a steady contributor to The New York Times’s daily crosswords and has ...

The mechanism of skeletal muscle contraction is a process that relies on calcium signaling. However, the physiological role of calcium-induced calcium release (CICR) through the ryanodine receptor ...

Running is the bearer of many brilliant things – and greater strength and enhanced endurance are among the numerous benefits that it offers over time. While running one mile might feel difficult when ...

When we think of movement disorders, the tremors associated with Parkinson’s disease are probably what first spring to mind. However, there are other equally debilitating and much less well-known ...

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 ...

No one can live without a heart pumping blood to the rest of the body. New research from the University of Missouri School of Medicine reveals more information about this vital function and how it’s ...