 In the eighteen months prior to July 2006, Cuddihy suffered from glandular fever and underwent operations on the cartilage on both knees.At the 2006 National Track and Field Championships, Cuddihy set a personal best time of 23.33 seconds to win the 200 metres title, and set a championship record of 51.28 to win the 400 metres.Her championship record was the fastest time run by an Irishwoman in Ireland.