Ten-month-old babies with recurring fevers may be teething fever caused by long teeth, but also may be caused by acute upper respiratory tract infections, pneumonia, and so on. 1. teething fever: baby teething generally does not cause fever, but there are individual small children during teething teething fever, as opposed to ordinary infections caused by fever symptoms, often relatively mild, may be due to bacterial infections in the oral cavity caused by. 2. Acute upper respiratory tract infection: also known as the common cold, often caused by viral or bacterial infections, as long as the infection persists, there may be recurrent fever. 3. Pneumonia: mainly caused by viruses, bacteria, mycoplasma and other pathogens caused by lung infections, often fever, cough, cough and other symptoms. Ten-month-old babies with recurrent fever may have other causes, such as Kawasaki disease and other non-infectious diseases, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, to give targeted treatment or treatment.