It is not possible to tell what the prognosis is for the exuberant growth of nasal hair. It is possible that the body hairs may simply grow vigorously; there is also the possibility that the living environment and habits may stimulate the nasal cavity leading to the growth of nasal hairs; there is also the body’s protective mechanism, living in a cold environment due to the stimulation of the cold air can also lead to nasal hairs grow vigorously. Nasal hair is too exuberant to cause discomfort, it is recommended that patients seek medical attention in a timely manner. 1. Exuberant growth of body hair: Nose hair is part of the human body hair, some people because of genetic factors, body hair grows vigorously, so there will also be nose hair growth exuberant situation. 2. Lifestyle habits: some people living in more polluted areas, due to the nasal cavity for a long time by the air after the pollution stimulation, or have the habit of smoking or picking the nose, will stimulate the hair follicles in the nasal cavity, resulting in the exuberant growth of nasal hair. 3. The body’s protective mechanism: the human body has an automatic protective mechanism to adapt to the natural environment, living in cold areas of the population, due to the cold air long-term stimulation of the nasal cavity, the human body’s protective mechanism will make the nasal cavity of the nasal follicles to protect the nasal cavity, not too much cold air stimulation.