The pituitary gland plays a role in regulating the functions of other endocrine glands and maintaining blood hormone levels. Learn about the pituitary gland, a small endocrine gland that controls many vital functions in your body. Find out what hormones it makes, how it works with your hypothalamus and what conditions can affect it. Learn about the pituitary gland, a small but vital organ that regulates hormone production from most of the other glands in the body. Find out its structure, location, function, associated conditions, and tests. The pituitary gland is about the size of a pea or cherry, and hangs down from the main part of the brain. It regulates various body functions and plays an important role in controlling hormone levels in the body.
