Hormone - Wikipedia Hormones are required for the normal development of animals, plants and fungi Due to the broad definition of a hormone (as a signaling molecule that exerts its effects far from its site of production), numerous kinds of molecules can be classified as hormones
Hormones - Definition, Function, Sources, and Regulation Hormones are signaling molecules secreted by endocrine organs that regulate physiological processes in target cells They control growth, development, metabolism, reproduction, mood, and homeostasis
Hormones and the Endocrine System - Johns Hopkins Medicine The endocrine system uses hormones to control and coordinate your body's internal metabolism (or homeostasis) energy level, reproduction, growth and development, and response to injury, stress, and environmental factors
Hormones | Endocrine Glands | MedlinePlus Hormones are your body's chemical messengers They affect many processes including mood Too much or too little of a certain hormone can have health implications
What are hormones? Types, functions, and imbalances Hormones are chemical messengers that send a signal to one or more tissues or organs in the body They are part of the endocrine system, and the study of this system is known as endocrinology