One in three people will have symptoms of unexplained recurrent dizziness by the age of 65.
A bang to the head or a viral infection can damage the inner ear, upsetting the body's balance system. Symptoms can include not being able to tolerate movement or crowds, feeling drunk without having had a drink, fullness of the ears or feeling the world spin at the slightest movement.
In this edition of Check Up, Barbara Myers is joined by Dr Rosalyn Davies, consultant in audio vestibular medicine, to answer listeners' questions on balance disorders.
Ménière's disease can cause vertigo, tinnitus, vomiting and ultimately hearing loss. Attacks vary in severity and while it doesn’t have a cure there are ways it can be helped – going on a very low salt diet can help some people to manage their symptoms.