Calcium is a mineral, and minerals play a key role in functions all around the body. Dr. Pedro R. Rodriguez Guggiari, an internal medicine specialist and Chief of Staff at Banner Del E. Webb Medical ...

Calcium is critical for bone health, optimal muscle activity, and other body processes such as blood clotting and heart function. How much calcium you need depends on your age and stage of life. Share ...

In TODAY.com's Expert Tip of the Day, a dietitian explains which fruit can help people meet their daily calcium goals.

One of the most underrated minerals, calcium plays a huge part in many of the body’s biological processes. Best known for its role in bone and dental health, it’s also involved in muscle contraction, ...

Minerals are the building blocks … for rocks. You may have heard of some of these types of minerals, like quartz, talc and calcite. While these types make for stunning scenery or jewelry, these are ...

Just as people keep their houses clean and clutter under control, a crew of cells in the body is in charge of clearing the waste the body generates, including dying cells. The housekeeping cells ...