Woke up with a pain in my eyelid, hurts when I you'd hit, I can't see any redness or swelling. What could this be?

If Eyelid swelling. Pain with swollen eyelid most likely due to blocked meibomian gland (stye, chalazion); mass or tumor unlikely unless have other sx). If "eye feels swollen" See an eyemd to see if is due to inflammation in eye (ie iritis, uveitis) See eyedoc2020.Blogspot. Com for at home treatment options for blocked gland of eyelid: most likely cause.