Chili pepper will have a spicy taste and can stimulate the esophageal taste buds and can release nerve impulses, so if in the desire to eat spicy, it is the body needs some nerve endings transmitter release and nervous system stimulation. Because if a person is eating spicy, there will be some nerve impulse release in the nerve endings in the mouth, therefore, it will lead to the human heartbeat accelerating, saliva secretion increasing, sweat gland secretion increasing, the gastrointestinal tract will be running at high speed at this time, and the peristalsis of the gastrointestinal tract will increase, and endorphins will be released at the same time. Therefore, if a person wants to eat spicy food, it is usually when he or she is emotionally depressed. Endorphins are a kind of neurotransmitter that can excite the central nervous system, so if you eat spicy food regularly, it will continue to make the brain neurons release some small amount of endorphins, which can make the body feel relaxed and excited. Want to eat spicy reasons, there is another is the recent work pressure is relatively large, although after eating will appear gastrointestinal peristalsis increased, and there will be a certain euphoria and excitement, but often eat spicy food on the nervous system and the gastrointestinal tract mucosa, but will cause some relatively adverse effects.