Sixteen percent of adults experience hearing loss to the extent that it adversely affects their daily life. One of the major causes of hearing loss is ageing. Another common reason is exposure to noise. Some diseases can also lead to hearing problems.
Tinnitus is sounds in the ears or head which do not come from external sound sources. Almost everybody experiences temporary tinnitus, but many have permanent tinnitus which some find very annoying. Many people with tinnitus often also have a hearing loss.