Dusty farms protect children from allergies

A well known benefit of growing up on a farm is the reduced chance of developing allergies. Evidence shows that children who are exposed to a dusty farm environment from an early age have fewer allergies than those who don't. Now researchers have discovered that it is a special property of the dust found on dairy farms which protects the lungs from allergies. Sam Mahaffey spoke to Professor Bart Lambrecht from Ghent University to find out more Like this podcast? Please help us by supporting the Naked Scientists