Wet rooster eye?

[youtubeminer]

One of my rooster eye is yellow on the outside and wet when he sleeps and what's is it?

 

[Eggcessive]

Can you post a picture? Is there pus in the eye, or is it foamy? Respiratory diseases can cause sinus infection that cause eye drainage, swelling, nasal drainage , coughing an d other symptoms. Here is a good link to read about MG, coryza, and other diseases: http://edis.ifas.ufl.edu/ps044