Zac Efron Opens Up About Agoraphobia

"I just don't go out," Efron admitted in the interview.

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"People in large groups, it triggers my agoraphobia," he said, without adding any details.

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Efron isn't the only celebrity to suffer from this particular anxiety disorder.

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Earlier this year, Kim Basinger appeared on "Red Table Talk" and shared details of her own battle with agoraphobia.

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“I wouldn’t leave the house. I would no longer go to dinner.

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Something just completely shuts down within you and you have to relearn everything," she confessed.

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“I had to relearn to drive, and for many years I would not go through the tunnels at Malibu,” she added.

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“Everything used to make me nervous, like the glass [sliding] to open the door, or, ‘Where do I step to open the door?’

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Everything became a big job to figure out how to do it."

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