When you have chronic (or even occasional) dry eye, your eye may produce stringy mucus. This can result in an accumulation of eye crust that’s gritty or sticky. If eye crust is your only symptom ...

Others thanked Dr Huberman for the reassurance that their eye mucus was normal. 'Damn, I thought I had bad eye hygiene becz [sic] I always have this, even when I wash them before bed,' wrote one ...