The burning sensation on the tongue may be a result of burning mouth syndrome, lingual inflammation and other conditions. 1. Burning mouth syndrome: mainly manifested as burning pain in the oral mucosa, often accompanied by numbness and itching, the tongue is one of the most common parts. Its etiology is still not clear, mainly associated with poor diet, medication habits; oral-related diseases; mental and psychological factors. Need to gradually remove the stimulus, symptomatic treatment. 2. Tongue inflammation: such as furrowed tongue, papillitis of the tongue, etc., which may present with swelling, pain, dry mouth and other discomforts. Grooved tongue may be related to age and general health condition; papillitis is mainly related to oral hygiene. It is recommended to control systemic diseases and maintain oral hygiene. It is recommended to go to the stomatology department of regular hospitals for consultation and examination by physicians to clarify the cause of the disease and treat the symptoms.