The hazards of nose picking include nosebleeds, destruction of the protective barrier of the nasal mucosa, and folliculitis. 1. Nosebleed: the nasal mucosa is rich in capillaries, if you often pick your nose, you can damage the nasal mucosa and its capillaries, resulting in capillary rupture caused by nosebleed. 2. Nasal mucosa protective barrier damage: frequent nose picking can lead to nasal mucosal damage, loss of nasal mucosal barrier protection, easy to induce bacterial and viral infections, such as common rhinitis, sinusitis. 3. Folliculitis: frequent nose picking can lead to nasal hair loss, and nasal hair can prevent bacteria or dust into the nasal cavity, the loss of nasal hair can lead to a decline in the resistance of the nasal cavity, which can easily lead to respiratory tract infections or folliculitis occurs. Frequent nose picking also affects your personal image. If you have the bad habit of picking your nose, it is recommended to change it in time. If picking your nose is caused by a disease, you need to go to the hospital in time to avoid delaying the condition.