A lot of red bumps at the base of the tongue may be caused by lymphoid follicular hyperplasia at the base of the tongue, papillitis of the tongue, oral ulcers and other reasons. 1. Lymphoid follicular hyperplasia at the base of the tongue: tonsillitis, chronic pharyngitis, periodontitis and other diseases may lead to lymphoid follicular enlargement at the base of the tongue, hyperplasia, manifesting itself as a lot of raised red bumps at the base of the tongue. 2. papillitis of the tongue: oral cleaning is not in place, weak resistance to disease and other people may induce papillitis of the tongue, manifested as a lot of red bumps at the base of the tongue, accompanied by hardness and pain. 3. Oral ulcers: patients suffering from oral ulcers may also have a lot of red bumps at the base of the tongue, which are often accompanied by pain. Pharyngitis, tongue root tumor and other diseases may also lead to a lot of red bumps at the base of the tongue, it is recommended that the patient consult a doctor in a timely manner, under the guidance of the doctor for a clear diagnosis, targeted treatment. Daily need to develop good habits, pay attention to oral hygiene, drink more water.