Generally speaking, the first symptom of AIDS is the absence of pain, mainly the appearance of ulcers or hard nodules on the tongue, and a slightly elevated ulcer surface can be seen at the edge of the center of the lump. The majority of tongue pains are ulcers caused by fire, in Chinese medicine it is caused by stomach fire or heart fire, in Western medicine it is considered to be caused by viral or bacterial infection. The food you eat is spicy and greasy. The actual fact is that you can have a lot more cool fruits and avoid staying up late.