Hay fever map reveals Britain's worst pollen hotspots

As we head towards June, hay fever sufferers across the UK will be bracing themselves for a summer of runny noses, red eyes and sneezing.Produced by the University of Exeter in collaboration with the Met Office, the maps will help acute hay fever or asthma sufferers navigate the worst of the pollen.The detailed research could even help sufferers decide where to buy a house, or where to avoid going on holiday.