In the UK, 63% of adults wear glasses, while only 8% of the population wears contact lenses – that's around four million people. Considering the number of problems that glasses can cause, this is perhaps something of a surprise. Anyone who has to wear glasses will tell you that there are a few things they hinder you in doing, be it playing sport, really letting yourself go on a night out, or even trying to be intimate with a fellow glasses-wearing loved one, and now the results of the GetLenses.co.uk survey reveal all.