We've all been there: that moment when you wake up in the morning to find a little bit of gooey stuff in your eyes. This is totally common, but what exactly causes it? It's all down to those tiny {tears{, or more https://berthawamf122267.national-wiki.com/2273805/the_crusty_gunk_you_wake_up_with_eye_crust_what_s_going_on