The exact cause of mouth ulcers is unclear, and may be related to decreased immunity, hereditary factors, nutritional factors, and poor lifestyle habits.
1. Immune factors: patients with frequent mouth ulcers have more or less certain immune deficiency or immunosuppression.
2. Genetic factors: recurrent mouth ulcers are closely related to heredity.
3. Nutritional factors are related: the lack of vitamins (iron, zinc, folic acid and vitamin B) and other nutrients in the human body, which leads to mouth ulcers.
4. Bad habits and other factors: mental factors may cause mouth ulcers, too much mental stress, easy to produce irritability, anxiety and tension and other negative emotions, poor sleep quality, susceptible to viral infections, triggering mouth ulcers. Eating spicy and stimulating food and alcohol and tobacco can cause mouth ulcers.
It is recommended to go to the hospital stomatology department as soon as possible to check and find out the specific causes for treatment.