The second reason is that food is more fragrant and delicious when it is hot. I think so, too. Many foods are hot, and their taste will be aroused. Besides, we China people like to eat spicy food. Of course, some people like to eat cold rice, which is not so fragrant and uncomfortable.
Although eating spicy food has many benefits, you can't eat spicy food. It is true that everyone around you has had such an experience. After drinking a bowl of hot soup or eating a hot pot, your gums and maxilla will feel red, swollen, numb and uncomfortable, which actually means that your oral mucosa has been burned.