What is thyroid hormone?

Thyroid hormone, produced in the thyroid gland, is the master of your metabolism; it increases energy, promotes digestion and improves focus. In this video, naturopathic doctor Natasha Turner, ND, explains how thyroid hormone works in the body.

Learn why hypertension in older adults is linked with stroke and dementia.

What is "frozen shoulder" exactly and why are some people more at risk than others?

The MRI is a painless procedure that can help diagnose a number of conditions.

Diabetes doesn’t always have symptoms, so checking your glucose levels is important. But what if you forget?

Know the facts so you can begin reversing diabetes—or lower your risk of getting it in the first place.