Come with us on a tour of your body to discover how the bacteria that live on and in you play an important role! Bad breath bacteria, good gut bugs and the ones that escape through the other end all make an appearance, as we find out how bacteria are essential to your health and how probiotics could prevent or even treat asthma and allergies. Plus, we find out how clot busting drugs could treat brain haemorrhages, why pilot whales are the cheetahs of the sea and how a robot could give you a full head of hair. Plus, in a smelly kitchen science we ask if coughs and sneezes can spread diseases,... Like this podcast? Please help us by supporting the Naked Scientists)