Experts estimate one in three people gleek regularly and one in 100 can do it on command though medics have added that, in theory, anyone could learn to do the bizarre trick. Experts estimate one in three people gleek regularly and one in 100 can do it on command though medics have added that, in theory, anyone could learn to do the bizarre trick.
There’s a horrifying bodily function called ‘gleeking’ – and most people don’t realise they can do it
