Vision Impairment

First Video Magnifier for Visually Impaired iPhone Users

The attachable device, called Optaro, produces a high-contrast, LED-illuminated image with 3.3x to 15x zoom.
09/25/2024

Contrast Sensitivity Implicated in Dementia Prevalence

New research in JAMA Ophthalmology argues that addressing visual impairments might prevent up to 19% of cases, though a cause-and-effect relationship is difficult to establish.
09/11/2024

Visual Impairment Linked with Certain Neuropsychiatric Symptoms of Dementia

These included hallucinations, depression, agitation, psychosis and mania, but some of this relationship may be explained by age, comorbidities and other factors.
08/26/2024

Non-white Patients More Likely to Present with Worse VA at Time of Cataract Surgery

Language barriers and socioeconomic disadvantages shown to delay timely access to care, extending the burden of visual impairment prior to intervention.
07/25/2024

Uncorrected Refractive Error Severely Impacts Over 160 Million Individuals Globally

Prevalences of blindness and vision impairment have grown exponentially in the past two decades.
07/22/2024

Study Links Social Vulnerability to Glaucoma-Related Severe Visual Impairment or Blindness

This is in addition to traditional risks like older age, elevated IOP and worse baseline status at diagnosis.
07/15/2024

Sleep Quality and Eye Health Correlation Well Documented Among Visually Impaired

Despite this, various gaps in research occlude understanding of the bidirectional relationship between ocular conditions and somnolence.
06/17/2024

Self-Reported Visual ‘Difficulty’ Doesn’t Equal Visual ‘Impairment’

The discrepancy between subjective and objective measures is influenced by patient-level factors, with several groups prone to under/over-reporting their status, study says.
06/14/2024

Degree of Visual Impairment Significantly Impacts Employments Status, Study Finds

Odds ratios for unemployment were 3.69 in those with severe disability and 1.32 in moderate cases.
02/22/2024

Adequate Lighting May Foster Physical Activity for the Visually Impaired

This simple intervention might allow elderly patients to maintain appropriate levels of mobility.
02/13/2024