TextIf your nose is stuffed, try humming at 130 Hz with your mouth closed.
Google 130 Hz and play the video and then approximate the tune.
If your nose is so stuffed that nothing comes out, open your mouth as little as possible to be able to get a hum out. Hum this way until you can close your mouth.
Then keep humming with your mouth closed.
Stop if your nose gets runny.
The logic here is that you will get a 15-fold increase in local nitric oxide that can loosen up the stuffiness.
Report back here with your results👇