A person with convergence insufficiency has trouble getting the eyes to work together to focus on an object, resulting in difficulty with close-up tasks. Researchers do not know what causes the ...

Double vision, or diplopia, occurs when a person sees two images instead of one. Performing certain eye exercises may help to reduce double vision in some cases. When a person has double vision, the ...

We explored eye movement disorganization during convergence and divergence in individuals with intermittent exotropia (iXT), using a 300-Hz Tobii Pro Spectrum eye-tracking system. The participants ...

When COVID-19 first shut down classrooms and virtual schooling became the new norm, ophthalmologists predicted an increase in digital eye strain in children. New research from ophthalmologists at ...

To determine the distribution of the near point of convergence (NPC) and its related factors in an elderly population in Tehran, Iran. This population-based cross-sectional study was conducted on the ...