Hormone

Definition

Hormones are chemical messengers produced by various glands in the body that travel through the bloodstream to regulate specific functions or processes in different organs or tissues.

Related terms

Endocrine System:

The endocrine system is a network of glands that produce and release hormones into the bloodstream.

Pituitary Gland:

The pituitary gland, also known as the "master gland," is a small pea-sized gland located at the base of the brain that controls the release of many hormones throughout the body.

Thyroid Hormones:

These are hormones produced by the thyroid gland that regulate metabolism and energy levels.