Alison Hammond has admitted that she is incredibly concerned about the possible side effects her son Aiden, 15, could have when he gets the coronavirus jab.The 46-year-old made the revelation as she hosted This Morning alongside co-host Dermot O’Leary, 48, on Monday 31 May. Dermot and Alison spoke to epidemiology expert Professor Tim Spector from King's College London during the show.