Ex-pro tells Cole collapse proves he was right to quit soccer . Mitchell Cole ignored heart condition for two years due to love of soccer . `` I took it upon myself to ignore the doctor 's advice and carry on playing . '' CNN Fabrice Muamba 's was diagnosed with heart problem aged 25 but only retired at 17 . Doctors told him chances of suffering cardiac arrest increased through sport .
Ex-pro tells Cole collapse proves he was right to quit soccer . Mitchell Cole ignored heart condition for two years due to love of soccer . CNN Fabrice Muamba 's was diagnosed with heart problem aged 25 but only retired at 17 . Doctors told him chances of suffering cardiac arrest increased through sport .