Do nose exercises work? There's no scientific evidence that nose exercises or “nose yoga” can reshape your nose. An example of a nose exercise that's being promoted on many websites is pinching your nose while flaring your nostrils.
"Some people can experience reflux or overflow through the tear duct," Andreoli told Live Science in an email. This overflow could be air from the nasal passages bubbling out the tear duct or fluid collected in the lacrimal sac, forced out by pressure from hard sneezing or nose plugging.