Hunger can drive a motivational state that leads an animal to a successful pursuit of a goal -- foraging for and finding food. In a highly novel study, researchers describe how two major neuronal ...

Researchers have found that when mice are provided with limited access to food, the levels of food and satiety hormone ghrelin rises. This causes increase in motivation to exercise. This may translate ...

That irresistible 4 PM snack craving may be more than just hunger. Learn what drives afternoon cravings and how to respond ...