The causes of fever and hot palms in babies are due to two main reasons: 1. caused by various infections. If infected with viruses, bacteria, mycoplasma or mycobacterium tuberculosis, etc., it will cause infection, resulting in the presence of pyrogenic sources in the body, the brain temperature regulating point upward, and thus the symptoms of fever. The parents should promptly give the child anti-infection treatment, and after the infection is controlled, the fever and hot palms will naturally disappear. 2, functional indigestion caused by. If the child eats too much food, especially too much meat food, functional indigestion will occur, there will also be fever, palm hot situation, often belong to the low fever.