The Air Force Safety Center is a Field Operating Agency with headquarters at Kirtland Air Force Base, N.M.
The Finnish researchers are unsure why the use of a pacifier might lead to an ear infection, but theorized it may have something to do with the change in pressure equilibrium inside the ear caused by the sucking.
Water in ear can be experienced by grownups, babies, children or old people. This can happen after a bath, but most common reason can be swimming under water. It is extremely common for swimmers to experience such ear problems, as the water in the ear. This causes inflammation and infection of the ear canal.