Exercise increases your overall health and your sense of well-being, which puts more pep in your step every day. But exercise also has some direct stress-busting benefits. It pumps up your endorphins. Physical activity may help bump up the production of your brain's feel-good neurotransmitters, called endorphins.
Answer:Ghrelin
Explanation:it is a hormone produced in the stomach and other parts of the gastrointestinal tract that encourage the intake of food