How does estrogen affect calcium levels in bones?

If the calcium levels stay low enough for a long enough period of time, the muscles can go into tetany, which is a more continuous spasm. Not only does calcium affect the muscles via the nerves, it also has a profound direct affect on the smooth muscles of the body (especially the heart). read more

In some cases, however, your doctor may recommend a supplement to increase your calcium level. Having a low level puts you at risk for brittle bones and muscle problems. Estrogen & Calcium Connection. Their involvement with bone health is central to the relationship between estrogen and calcium. read more