Calcium is widely known for its role in maintaining strong bones and teeth, but it is also one of the body's most important ...

Large-conductance calcium-activated potassium (BK) channels are critical determinants of smooth muscle function by mediating rapid feedback between intracellular calcium levels and membrane potential.

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 ...

New mechanism found: Researchers discovered that statins can bind to and activate ryanodine receptors in muscle cells, potentially explaining muscle pain in some patients. Why it matters: Uncovering ...

Discover the best calcium supplements, according to dietitians. From capsules, powders, and gummies, find the best choice for your body from brands like Thorne and Garden of Life.