Ear infections are very common in children affecting 20 40 of children under six years of age the eustachian tube regulates pressure in and clears fluid from the middle ear obstruction of the eustachian tube leads first to the build up of fluid and then if bacteria start to grow bacterial infection glue ear is the result of chronic ear infection and leads to hearing loss through fluid accumulation in the middle ear by clearing and strengthening the ear nose and throat tract