And in an attempt to sleep better, no less. Some on social media say it’s a hack for getting more and better sleep and to reduce snoring. Mouth breathing is also associated with more snoring. Mouth breathing could be a sign of something serious — so find outThe safest approach is to figure out why exactly you are breathing with your mouth, because there could be something else going on. The disorder is linked to both open mouth breathing and snoring, and is typically treated with a CPAP machine.