The idea of unlocking a smartphone, opening a texting app and then typing something while asleep may sound far-fetched, but the "sleep-texting" term is a little misleading.

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One woman told CNN affiliate WQAD last year that she had a sleep-texting disorder.

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Potega, a healthy-living blogger in Rockford, Illinois, first noticed she was sleep-texting a few years ago.

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Unlike sleepwalking, which can be dangerous, sleep-texting tends to be a habit that can be easily laughed off.

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Fulop and Harris say younger generations appear to be more susceptible to sleep-texting.

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Adults can typically shrug off sleep-texting with a laugh or an apology, but there could be greater consequences for adolescents.

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Texting is interrupting their sleep at an age when they need it most, and they could be more vulnerable to thier unintentional oversharing being posted for others to see.

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