The Big Question: Why are tears salty?To play this video you need to enable JavaScript in your browser.This video can not be playedThe Big Question: Why are tears salty?CloseMaddison who is 11 and from Wrexham wants to know why our tears are salty! Well we've asked Operation Ouch doctors, Chris and Xand to help out with this one.Watch this to find out the answer.Published30 March 2023Read description