TIL that about 80% of people breathe through only one nostril. Which nostril, left or right, can alternate on average every 2,5 hours.

http://en.wikipedia.org/wiki/Nasal_cycle



Submitted February 20, 2015 at 07:58AM by Salvatio http://www.reddit.com/r/todayilearned/comments/2wi5mj/til_that_about_80_of_people_breathe_through_only/