Hunger

Definition

Hunger is the physiological sensation triggered by the need for food. It is typically accompanied by physical symptoms such as stomach contractions and a desire to eat.

Related terms

Ghrelin: Ghrelin is a hormone produced in the stomach that stimulates appetite and plays a role in regulating food intake.

Hypothalamus: The hypothalamus is a small region of the brain involved in various physiological processes including hunger and satiety regulation.

Leptin: Leptin is a hormone released by fat cells that helps regulate energy balance by suppressing appetite and promoting feelings of fullness.