"I died, literally. I am alive," he told The Times. "There is nothing now to be in fear of."
The former England Under-21 international is continuing to make a remarkable recovery in defiance of predictions he was likely to suffer significant brain damage.
He continues to suffer from the after-effects of his ordeal, however.
"I've still got a long way to go with my memory and it frustrates me," he said. "Obviously my brain is not as it used to be because there are things missing. My memory is literally all over the place. I will talk to [fiancee] Shauna, ask her about someone. Five minutes later I'll ask the same question."
Muamba said: "Three times in sports in the last few months? Unbelievable. There has to be a way of stopping this.
"Morosini in Italy, that shocked me big time. I watched it on YouTube. It was mind-blowing.
"I said to myself, 'This was me not so long ago'."
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