Thyroid diseases effect nearly 15 million people in the United States alone, but according the Thyroid Association of America more than half of those affected go undiagnosed. Women are 5 to 8 times more likely than men to suffer from an overactive or underactive thyroid.

This chart illustrates thyroid gland and explains its role in the body. Shows normal hormone production and how to check your thyroid.

Provides illustrations, descriptions and symptoms of having an overactive thyroid, underactive thyroid, thyroid nodules and cancer. Also provides description of common diseases under these types of thyroid disorders.

Laminated. Size 51 x 66 cm approx.