Today, the environment now has an opposite effect on humans eating behaviors.

In fact, eating behavior may be more responsive to price increases than to nutritional education.

The parents decide how much their daughter or son should eat - based on specific guidelines - and reward good behavior, if appropriate.

Many factors influence eating behavior, including emotions, habits, and the availability of food.

Cognitive therapists promote this positive thinking as a way to change eating behaviors.

A significant change in appetite, weight, or eating behaviors.

"We're always looking for an elusive signal from the fat cells that relates to eating behavior."

A consumer psychologist, Wansink is best known for his work on food psychology and eating behavior.

One aspect of eating behavior that is easier to measure is obesity.

For the first three months they ate normally, while Keys's researchers recorded information about their personalities, eating patterns and behavior.