The Noro Show
b'Norovirus, the winter vomiting bug, affects 1 million people each year in the UK. But what is it, and how can you best protect yourself? Plus, in the news, how stress hormones depress the stock market, brain training that can improve vision on the baseball field, a new biological marker to diagnose those at risk of depression and artificial growth factors to speed up wound healing... Like this podcast? Please help us by supporting the Naked Scientists'