The posterior pituitary is the smaller of two lobes that make up your pituitary gland. It secretes vasopressin and oxytocin into your bloodstream — hormones that play a role in water balance, ...

Hormones are the body’s chemical messengers. They act on various tissues and organs in the body to change their behavior. For example, the hormone prolactin stimulates the production of breastmilk.

Scientists anticipate a future where transgender people could create their own gender-affirming hormones and even produce genetic offspring with ovary and testis transplants.

Your endocrine system controls all of your hormones. It’s made up of many different glands, including the pituitary gland. The pituitary gland (including the anterior pituitary) plays a significant ...