How to prevent water in nose

Humming is a great idea, lefty! You can keep water outta your nose plus entertain the person next to you.

I find all my SDK'ing/nose-bubble-blowing/humming either makes me extra thirsty or scratches my throat. During back sets, I go for the water bottle every 200-400 yards. Anybody else?

WOW ! Another excersize to do at the gym !!

I can flex the muscles in middle of my nose in such a way that I seal off my nasal passages, no water gets in. I call it the Nasal pinch

The best advice given for not getting water in your nose - an Italian woman once told her children "If you don't go near the water you won't drown." also you will not get water up your nose. Or purse your lips like this -

The best advice given for not getting water in your nose - an Italian woman once told her children "If you don't go near the water you won't drown." Or purse your lips like this - I use a nose clip. Some backstrokes can close off their nose(ie ande) or purse the lips(like George showed) I am not able to do either of those(or haven't figured out the tricks) so a nose clip works well for me.