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 ...

Researchers engineered mice with a mutation (E3896A) in the RyR1 calcium-binding site, eliminating calcium-induced calcium release (CICR) without affecting depolarization-induced calcium release. The ...

We've long known that regular exercise builds muscle, strengthens the heart, and lifts our mood, but a new paper shows the ...

But the strongest muscle by weight is the masseter, a chewing muscle in the jaw, D'Agostino said. It is small, but it has many fibers packed into it and has a perfect 90-degree insertion angle on the ...

We've long known that regular exercise builds muscle, strengthens the heart, and lifts our mood but a new paper shows the ...

But take a look at your body under a microscope, and you’ll see that your working muscles are actually contracting in completely different ways depending on the phase of the exercise you’re in—and if ...

Several muscles could be called the "largest" in the body, depending on whether you're talking mass or surface area, but the body's smallest muscle has no competition. When you purchase through links ...

That’s not a vanity statement for those who want to look good or a performance issue for those who want to be better, stronger, and faster. It’s a medical issue and has been for a long time. And if ...