Simon McCormack – Eustachian tubes BIMA Projects/Ear Health 15 February 2013 Share More Ear Health 2:07 Matthew Brown – How OM affects hearing 15 February 2013 Ear Health 1:44 John Pearcy 15 February 2013 Ear Health 2:07 Ear checks 15 February 2013 Ear Health 2:09 Marianne Wobke 15 February 2013