1, affecting facial beauty and self-confidence: boys exposing their nostrils will affect facial beauty and leave a bad impression, especially in social occasions. The exposure of boys' nostrils will also reduce their self-confidence, affect their personal image and psychological state, and even lead to negative emotions such as depression and anxiety.

2, affecting the respiratory and nervous system: boys exposed nostrils will also affect breathing, which will easily lead to symptoms such as poor breathing, dizziness, headache, and also lead to symptoms such as brain hypoxia, memory loss, and inattention. In severe cases, it will also lead to brain nerve damage, affecting health and quality of life.