Explain the physiological basis of hunger and the nature of eating behavior

Explain the physiological basis of hunger and the nature of eating behavior. Describe the different eating disorders. Utilize research to support possible causes and treatment.

There are a number of physiological mechanisms that serve as the basis for hunger. When our stomachs are empty, they contract. Typically, a person then experiences hunger pangs. Chemical messages travel to the brain, and serve as a signal to initiate feeding behavior.