Workplace safety is dependent on numerous factors within the work environment and light intensity (illuminance) vital in ensuring this, as inadequate lighting not unrelated to varying deleterious health effects. This study was undertaken measure level of illuminance laboratories offices a selected Faculty University, order ascertain if conditions are compliance with illumination standards (500 ...

ONE of the most difficult therapeutic problems for the ophthalmologist at the present time is that of headaches associated with eye strain. The majority of these are associated with heterophoria and standard therapy has been disappointing. The initial response to drugs, e.g. atropine, and cholinesterase inhibition, has not been impressive and relapse after a while has been the rule. Costenbader...

Objective: Electronic learning and assessment was embraced in medical education worldwide following the COVID-19 pandemic. This study done to determine perceptions of undergraduates on formative electronic assessments conducted during lockdown estimate mean marks scored these assessments.
 Methods: a descriptive for period 3 months online platform. Six were Google Forms or Kahoot. A questi...

BACKGROUND Very small high-resolution displays (SVGA, 800 x 600 pixels) worn near the eye and imaged to create a virtual image have potential as alternatives to traditional computer displays. METHODS Twenty-two subjects performed text-based tasks on five displays: monocular virtual, binocular head-mounted virtual, hard copy, flat panel, and a small format portable display. Outcome measures in...

This paper estimates the causal effect of perceived job insecurity – i.e. the fear of involuntary job loss – on health in a sample of men from 22 European countries. We rely on an original instrumental variable approach based on the idea that workers perceive greater job security in countries where employment is strongly protected by the law, and relatively more so if employed in industries whe...

BACKGROUND This article reviews literature regarding individuals with traumatic brain injury who have vision related impairments up to one year, post-injury. Such impairments may impact rehabilitation of activities of daily living and mobility since vision is integral in much of what one does on a daily basis. METHODS Search of Medline, Ovid, and PubMed was performed using terms including: tr...

Claims that coloured filters aid reading date back 200 years and remain controversial. Some claims, for example, that more than 10% of the general population and 50% of people with dyslexia would benefit from coloured filters lack sound evidence and face validity. Publications with such claims typically cite research using methods that have not been described in the scientific literature and la...