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Toilet tech: Big changes in the smallest room

7 May 2014 Last updated at 00:02 BST

There could be big changes afoot in the smallest room, if some designers have their way.

From a new kind of toilet that offers a more comfortable squatting position, to showers that use fragrance and a toothbrush that can test glucose levels.

BBC News caught up with three designers who want to modernise the way we use the bathroom.

Video journalist: Dougal Shaw

Up Next is a series of video features for the BBC News website which examines the new developments that could affect all of our lives in the future.