Mouth Taping for Sleep: What the 2025 Safety Review Found
Put a strip of tape over your lips before bed. Breathe through your nose instead of your mouth. That's the whole pitch behind mouth taping, one of TikTok's most talked-about sleep trends . It sounds harmless. A 2025 safety review says it might not be. Let's walk through what mouth taping actually is, what the research says, and where the real danger sits. What Mouth Taping Actually Is Mouth taping means placing a piece of skin-safe tape over your lips before you sleep. The goal is simple: keep your mouth closed so you breathe through your nose all night instead. The theory behind it is real biology, not nonsense. Nose breathing filters, warms, and humidifies the air before it reaches your lungs. It can reduce dry mouth from sleeping with your jaw hanging open. Some people genuinely do snore less this way. This isn't a brand-new idea either. It first went viral a couple of years ago, faded, and has now come roaring back on social media in 2026 , with influencers...