Emedolu participated in the 2000, 2004 and 2008 Summer Olympics. In 2004 he achieved a semi-final place in the individual 100 metres. Together with Olusoji Fasuba, Aaron Egbele and Deji Aliu he won the bronze medal in the 4x100 metres relay. The 2008 Summer Olympics in Beijing were less successful. In the individual event he did only finish in fourth place in the first rounds heat 10.46 seconds and was eliminated. In the 4x100 metres relay he, together with Onyeabor Ngwogu, Obinna Metu and Chinedu Oriala did not finish the race in the heats due to a mistake.[1]