According to Western medicine, the heat in the mouth is caused by your body's lack of certain vitamins and nutrients, hormonal disorders, digestive disorders, oral infections,... According to Oriental medicine, the heat in the mouth is caused by toxic heat, affecting from the mind, can, bhik, taste, kidney, much affected by diet.
Here are some specific reasons for ulcers in the mouth as follows:

- Unfortunately, biting the cheek causes damage, which gradually develops into mouth ulcers.

- Eating hot spicy foods, or high in gluten causes damage to the mouth area.

- Damage during oral hygiene such as: brushing your teeth vigorously causing scratches and bleeding, using mouthwash or toothpaste containing sodium lauryl sulfate.

- Lack of vitamins B6, B2, C, zinc and folic acid.

- Hormonal disorders during menstruation or during pregnancy, stress fatigue for a long time.

In addition, some of the following diseases can also cause heat in the mouth

- Have HIV/AIDS.

- Celiac autoimmune disorder, caused by gluten intake causing damage to the small intestine, according to an estimated incidence of 1 in 100.

- Enteritis, ulcerative colitis.

- Behcet autoimmune disease, this is a rare disease but if acquired, it will cause systemic inflammation of the whole oral area.

Although not dangerous, mouth ulcers directly affect our daily lives and affect our daily lives.

Link: https://medlatec.vn/tin-tuc/nguyen-nhan-cach-phong-ngua-va-dieu-tri-nhiet-mieng-hieu-qua-s195-n17938

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