While this may sound bizarre, it’s quite effective and not at all painful or risky. Simply place a small piece of medical tape (please do not use industrial types of tape which can damage your skin) across your lips.
This will encourage breathing through your nose throughout the night, which has a number of health benefits aside from regulating sleep disordered breathing that can progress to sleep apnea.1Sleep — Why You Need It and 50 Ways to Improve It
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