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.

The endocrine system uses chemical messengers called hormones to regulate a range of bodily functions through the release of hormones. The endocrine system is a network of glands and organs located ...

The pituitary gland is a pea-sized endocrine gland that is situated in the middle of the skull base and kept protected within a bony cavity called the sella turcica. It plays an essential role in ...

Stress hormones are chemical messengers that play a role in the body’s physiological and behavioral responses to stress. Examples include catecholamines and cortisol. These hormones help initiate the ...