The Panel with Gordon McLauchlan and Josie Pagani (Part 2)

Topics - Have you heard of the "hygiene hypothesis"? - It looks at clean environments and its connection to illnesses and allergies. And it's just been suggested there is a link between hygiene and Alzheimer's. There are many different ways to keep warm in the winter, but in Christchurch it seems all the fuss is around wood burners.