When you are on your phone or digital device, have you ever gotten a sudden headache. A piercing headache in front of your head or around your eyes just came from nowhere and has interrupted your screen time. Usually we brush it off and continue on with our business but we never truly stop to think, why am I having this headache?
Exo-deviation is an outward deviation which can be divided into exophoria
A healthy retina is necessary for good vision. For diabetic retinopathy patient, at first they may notice no changes to the vision.