'Some doctors are sceptical about the need for pills to boost female sex drive.

For some, reduced sexual interest or response may be "normal", says Professor Irwin Nazareth of University College London. '

Well, one could argue that erectile dysfunction in men is something that happens sometimes with age, and therefore is also 'normal'. But no-one is talking about binning Viagra, are they........?

'Up there for thinking....down there for dancing.'