Tinnitus in children can be caused by cerumen blocking the ear canal, staying up late for a long time or otitis media. 1. Cerumen clogging the ear canal: When children do not clean the ear canal for a long time, cerumen may clog the ear canal and children may experience tinnitus. 2. Staying up late for a long time: when children stay up late for a long time so that the body does not get enough rest, it will cause certain stimulation to the brain function and nerves, which can also cause tinnitus symptoms in children, and can be accompanied by weakness and easy to have a sense of fatigue and other manifestations. 3. otitis media: otitis media can be induced by bacterial infections in the middle ear of children, and after repeated stimulation by inflammation, children will experience persistent tinnitus symptoms. Tinnitus in children may also be caused by excessive mental stress or colds, and should be treated in a timely manner in the hospital.