Eating spicy food can easily suffer from mouth ulcers. If you eat spicy and irritating food for a long time, this kind of food will cause direct stimulation to the mucous membrane, resulting in ulcers easily appearing on the mucous membrane. Long-term consumption of spicy irritating food will make the body on fire, when the body on fire, fire up to the mouth will also cause a series of symptoms such as red and swollen gums, pain, oral ulcers. When eating spicy after suffering from mouth ulcers, to avoid eating spicy and irritating food again, to light, warm and soft food. You can apply watermelon cream spray to the local area of the ulcer or gargle with rehabilitation solution to promote the healing of the ulcer. In addition to eating spicy easy to suffer from mouth ulcers, in the diet due to unbalanced nutrition, resulting in vitamin and trace element deficiency can also lead to the occurrence of mouth ulcers. People with incorrect work and rest habits, such as those who often stay up late or black and white, will also be susceptible to mouth ulcers due to the disruption of immune function.