I used to think improving my sleep required fancy tech, a new mattress, or giving up all evening indulgences. Turns out, all I needed was a piece of tape over my mouth.
This 21-day challenge might be the simplest I’ve ever done and it paid off.
The Challenge: 21 Days of Mouth Tape
Here it is: Wear mouth tape every night before bed for 21 days.
That’s it. No massive time investment. No grueling workouts. Just a small strip of tape across your lips.
My friend Reid is a big mouth tape advocate and gave me and my fiancée some samples from Hostage Tape. The first night we tried it, something clicked. She didn’t snore, and I woke up feeling unusually refreshed. I was ready to extend the experiment and see if mouth tape could truly improve my recovery.
➔ Understand the Challenge
This challenge is embarrassingly simple. Apply mouth tape before bed. Go to sleep. Repeat for 21 days.
There are dozens of brands out there. I used KT Tape and cut it into strips myself to keep costs down. It worked just fine. However, if you’re willing to splurge for a little bit of extra money you can get a precut, or shaped, piece of tape from a brand like Hostage Tape.
➔ Clarify Your Intent
Why? Because I’m always testing.
I’ve seen the hype around mouth tape and I wanted to know if it actually made a difference in my own sleep and recovery.
My commitment: “For the next 21 days, I am committing to wearing mouth tape each night to practice curiosity and see if it improves my sleep and physical recovery.”
➔ Set Your Personal Baseline
Using my Whoop, I tracked the following metrics based on my 30-day averages before the challenge:
- Recovery: 57%
- HRV: 42 ms
- Sleep Performance: 88%
This gave me a solid baseline to compare against.
➔ Finalize Your Plan
I pre-cut strips of KT tape and left them on my nightstand. I also packed some in my travel kit to stay consistent while on the road.
Commitment: Wear a strip of mouth tape nightly for 21 days; no excuses, no skipped nights unless unavoidable (e.g., red-eye flights).
➔ Schedule the Work
No scheduling app needed here. Just build it into your bedtime routine.
➔ Establish Accountability
My fiancée joined me in the challenge. Built-in accountability, shared weirdness.
➔ Commit to Your Plan
You could send a message like this:
“Hey [Friend], I’m doing a 21-day challenge where I wear mouth tape every night to see if it helps my sleep and recovery. Just a heads up in case I start preaching the gospel of closed-mouth breathing.”
📅 Daily Log Summary
- Days 1–5: Strong results right off the bat. Recovery jumped into the 90s. HRV and sleep were up.
- Days 6–7: Vacation hit. Alcohol, late nights, and time zone shifts tanked metrics.
- Days 8–11: Rebound. Excellent recovery and HRV. Sleep normalized despite travel.
- Day 12: Missed tape. Red-eye flight. Metrics crashed.
- Days 13–21: Strong finish. HRV peaked at 72. Recovery hit 98% multiple times.
🫠 Final Reflections
This might be the lowest-effort, highest-upside challenge I’ve done.
I noticed results immediately. Even with off-nights due to travel, alcohol, or poor eating, the overall trend was clear: mouth tape helps.
- Recovery and HRV were consistently higher
- I felt better rested even on nights with fewer hours of sleep
- My fiancée’s snoring disappeared (you’ll have to ask her if the same applies to me)
I’ll definitely keep going with this one.
Key takeaway:
Small, easy habits can deliver surprising results. Don’t underestimate the power of a $0.03 piece of tape.