Raised bumps of flesh on the edge of the tongue may be due to physical factors, tongue inflammation, papillitis of the tongue and so on. 1. Physical factors: physical stimulation of the tongue, such as high dietary temperature, biting the tongue while chewing, trauma, and the presence of bad dental restorations in the mouth, may lead to swollen blood vessels on the tongue with bumps. 2. Tongue inflammation: The clinical manifestation of tongue inflammation is red spots on the tongue surface, which may also appear as bumps. Patients are often conscious of numbness and burning pain, which is obvious when eating, and sometimes there are symptoms such as reduced saliva and dry mouth. 3. Tongue papillitis: tongue papillitis, such as bacterial papillitis, lobular papillitis, can also be manifested as congestion and swelling of the tongue, accompanied by mild pain, numbness and other symptoms, but also the edge of the tongue with raised bumps of flesh. It may also be caused by other reasons such as mucous gland cysts, and patients are advised to go to the hospital in time.