Muscle cramps are caused by sudden contractions, which are often brought on by dehydration, overexertion, or certain medical ...

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 ...

Over 40% of Americans do not consume enough calcium, which puts them at an increased risk of osteoporosis, bone fractures, ...

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

Affecting everyone from everyday runners to the the San Francisco 49ers and international soccer stars, most experts still ...

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 ...

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 ...

Maybe you went to bed just fine, but you wake up with hardened, sensitive spots in areas including your neck, shoulders, or back? Or these develop over the course of a day, causing distracting ...