Doctors have reportedly discovered a child's risk of developing an allergic disease is doubled if a parent of the same sex has suffered from it. Daybreak's Cordelia Kretzschmar reports.
More top news
Nearly 38,000 runners will hope to complete Sunday's London Marathon making it the biggest event in its 35-year history.
Rain across central Britain with longer, intense downpours with thunder in places this evening. A lucky few will stay sunny and dry.
Planning on going to the London Marathon tomorrow? Read our handy guide first!