Whether blurred vision affects one eye or both, vision changes are always a concern that needs attention from an eye specialist. Blurry vision may be a sudden medical emergency. But even if it's not ...

Hypermetropia and presbyopia are both forms of refractive error and cause blurred vision. They have different causes and require different treatments. Are objects far ...

Read before the Section for Clinical Medicine, Pathology and Hygiene of the Massachusetts Medical Society, December 11, 1889.