We've all been there: that moment when you wake up in the morning to find a little bit of gunk in your eye sockets. This is totally a regular occurrence, but what exactly causes it? It's all down to those tiny {tears{, https://amberunru845979.yourkwikimage.com/2297746/the_crusty_gunk_you_wake_up_with_eye_crust_what_s_going_on