Sven-Göran Eriksson has told Swedish radio he is seriously ill with cancer and has less than a year left to live.The former England manager said: "Everyone understands that I have an illness that is not good. Everyone guesses it's cancer and it is. But I have to fight as long as I can." He added: "I know roughly that at best I have a year, at worst less. You can't be absolutely sure. It is better not to think about it”.