Ocular hypertension is a condition in which the eye's internal pressure rises above normal. People of all ages can develop ocular hypertension, but African Americans, those over the age of 40, and those with a family history of ocular hypertension and/or glaucoma are more likely to develop it. It's also more likely in persons who have diabetes or are severely nearsighted.
Ocular migraine is a phrase that has been used to describe a range of migraine subtypes that are marked by visual abnormalities such as visual loss, blind spots, zig-zag lines, or seeing stars. They can occur without any accompanying head pain, unlike other types of migraine.
Peripheral vision, often known as side vision, is the ability to observe objects around you without having to move your eyes or turn your head. It also aids in the detection of motion around you and the control of your surroundings without colliding with anything.