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Learn about hormones

An Overview of the Pituitary Gland

Pituitary Gland Essentials The hormones of the pituitary gland help regulate the functions of other endocrine glands. The pituitary gland has two parts—the anterior lobe and posterior lobe—that have two very separate functions. The hypothalamus sends signals to the pituitary to release or

About the Endocrine System

The Endocrine System Essentials

Diseases of the Adrenal Cortex: Adrenal Cancer

Adrenocortical carcinoma is a rare tumor afflicting only one or two persons per one million population. It usually occurs in adults, and the median age at diagnosis is 44 years. Although potentially curable at early stages, only 30% of these malignancies are confined to the adrenal gland at the time of diagnosis.

Making the Diagnosis of Osteoporosis

Definition of Osteoporosis

Osteoporosis

Biological Factors Involved in Normal Bone Formation

Your Adrenal Glands

The adrenal glands are orange-colored endocrine glands which are located on the top of both kidneys. The adrenal glands are triangular shaped and measure about one-half inch in height and 3 inches in length. Each gland consists of a medulla (the center of the gland) which is surrounded by the cortex.

Thyroid Gland Function

Some information on this page is a little more advanced. If you have trouble understanding the process of normal thyroid function, please go to our page describing this process first.

How Your Thyroid Works

Your thyroid gland is a small gland, normally weighing less than one ounce, located in the front of the neck. It is made up of two halves, called lobes, that lie along the windpipe (trachea) and are joined together by a narrow band of thyroid tissue, known as the isthmus.
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