Ageing and our Senses

28 May 2010

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Does our sense of taste change with age? How are horrid and pleasant smells decided by our brains? Is it harder to urinate when you're older? We tackle these time-sensitive questions in this week's show as well as find out how de-caffeinated coffee is made, whether caffeine is bad for us and how we acquire the bacteria that live naturally inside us. Plus, we investigate whether love can rule our brains!

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