Has anyone else seen this? Could it lead to a greater risk of infection?
Well, people who can do this have an impaired one way valved system of their naso-lacrimal duct. So yes, there is an increased infection risk as the barrier to the the naso-lacrimal sac is less effective.
However, it probably means they can squ
I don't think so. Blokkage of the nasolacrimal duct causes infections. The nasolacrimal duct is a connection from the medial corner of the eye - not sterile and ends in the nose - not sterile either.
To squirt "milk and things" ou