A small thing will touch the heart, and listening to a song will make your eyes sour...... In fact, low tear spots may be due to the brain being too developed. Mirror neurons are a type of neurons in the brain that are the biological basis of human empathy and empathy. It acts like a mirror that allows us to reflect and imitate the behavior of others, producing empathetic experiences, and the naturally developed mirror neurons of the brain are also one of the reasons for the low tear spots.
Source: Shenyang Evening News