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Rik Krohn displays the remote control unit he uses to turn on an experimental nerve stimulator to combat his sleep apnea at his home in Burnsville, Minn. Loud snoring may do more than irritate your spouse: It can signal sleep apnea, depriving you of enough zzzz’s to trigger a car crash, even a heart attack. Now scientists are testing if an implanted device might help, keeping sufferers’ airways open by zapping the tongue during sleep.

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Experiments see if implant can block sleep apnea

Loud snoring may do more than irritate your spouse: It can signal sleep apnea, depriving you of enough zzzz’s to trigger a car crash, even a heart attack.

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