This shows permanent peripheral prism glasses for a patient with left hemianopia, providing about 30 degrees of visual field expansion into the blind left visual field. Credit: Mass. Eye and ...

Scientists at EPFL have developed an innovative, non-invasive brain stimulation therapy to significantly improve visual function in stroke patients who have suffered vision loss following a stroke.

Each year, thousands of stroke survivors are left with hemianopia, a condition that causes loss of half of their visual field (the "vertical midline"). Hemianopia severely affects daily activities ...