Transcript for Doctor Details 'Proof' of Afterlife Following Near-Death Experience
Now, the stunning, new book by the prominent doctor that not only claims he went to heaven, but says he can prove it. Eben alexander almost died four years ago. Now, he has his book, "proof of heaven." Reporter: Eben alexander is a healthy, 58-year-old harvard-trained neurosurgeon. An expert of science. Did you go to heaven? Yes. Reporter: Four years ago, alexander nearly died from a massive brain infection that plunged him into a coma and shut down nearly his entire mind. He was barely alive in this world. But he says he journeyed elsewhere. I was rescued by this beautiful, spinning white light that had a melody. Indescribable beautiful melody, that opened up in a bright valley. Reporter: He says god was there, and a vast presence of infinite love. He met a young woman, he says, his guide as they soared on a butterfly wing. And she gave him a message from heaven. You are loved. You are cherished. There's nothing you have to fear. There's nothing you can do wrong. Reporter: A lot of people are going to say, doctor, it was a hallucination. I know this was not a hallucination. Not a dream. Not what we call a confabulation. I know that it really occurred. And I know it occurred outside of my brain. Reporter: As a neurosurgeon and a skeptic about god before his coma, alexander says there is no scientific explanation for what he experienced, given how sick his brain was. How near-death. Other scientists dismiss his claims. But there's this. After he recovered, he was sent a picture of a long-dead sister he had never met or seen. It was her, the girl he believes he saw on the butterfly wing in heaven. It was the most profound experience I've ever had in this life. Reporter: For "good morning america," terry moran, abc news, lynchburg.
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