High school student hospitalized after prom party hypnosis

A video shows Jaylin Cox, 17, falling to the ground three times at a post-prom event at a Nebraska high school.
2:39 | 05/04/18

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Transcript for High school student hospitalized after prom party hypnosis
Now to a Nebraska family looking for answers. Their son landed in the hospital after being -- after being hypnotized. They say he was going in and out of consciousness and has no memory of what happened. ABC's linsey Davis is here with that story for us. Good morning, linsey. Reporter: Hypnosis is known for bringing out unusual behavior and getting a lot of laughs when they take them to schools but an incident at a school in Nebraska has a new twist on the concept of the sunken place flagging the potential dangers of hypnosis for young people. Take a look at this post-prom video. An event at this Nebraska high school. Watch as 17-year-old Jaylan cox falls to the ground. Participants were told to fall like they were smelting like a snowman. He fell three times. That evening he said he was behaving strangely and wondered if it was from the fall they say caused him to hit his head or the hypnosis himself. He was going in and out of consciousness. His head was just slumping down on his ch Reporter: They immediately took him to the hospital where doctors say he didn't have a concussion and his toxicology report came back clean. Her son volunteered for the hypnosis and Jaylan says he has no memory of what happened. I just remember waking up in the middle of it and he putting me back to sleep and falling. Reporter: Hypnosis acts are a popular activity at school events and YouTube phenomenal and the movie "Get out" has more attention to the practice of inducing people into a trance-like state. Sink into the floor. Wait, wait, wait. Reporter: Dr. Chu said it's possible he wasn't woken all the way back up. It's very possible when the others were brought out of the trance that he was so deep into the trance that he didn't come out as much as everybody else. Reporter: While the Bellevue public school district says it was hosted by the school they say it was put on by volunteer parents. But Jaylin's parents want to know why their teen was allowed to be hypnotized without their consent raising new questions about the practice. Somebody asking to raise hair hand and volunteer for it. That was concerning. Reporter: He describes the experience as feeling like he was outside of his own body. We reached out to the hypnotist but he ignored our requests for comment. The doctor we spoke to said typically you would require parental consent for anyone under the age of 18. Scary to watch. They let him fall to the ground. Appreciate it. Our investigation into the iPhone charging cable that you

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