Asthenopia

This study tests whether a full-spectrum screen bar light can reduce eye fatigue and dry eye symptoms after two hours of computer work. Healthy adults aged 18 to 35 who use screens at least four hours daily will be randomly assigned to use the light or a standard screen without i…

This trial tests whether two specific probiotics—Bifidobacterium longum BL531 and Lactobacillus reuteri LR1349—can reduce eye fatigue caused by blue light and long screen time. Middle-aged adults with digital eye strain take daily probiotic supplements or a placebo for several we…

This study tests two different manual therapy techniques—Active Release Technique and Myofascial Release—each paired with eye exercises, to see which better reduces eye strain, improves sleep quality, and lowers stress in people with neck pain. 44 adults aged 18-40 with neck pain…

This study will measure how healthy volunteers move their eyes and head when searching for a tank in simulated night vision goggle images. Ten participants will complete four sessions with different viewing conditions, including fog and restricted views. The goal is to understand…

This study compares how various myopia control methods—like special glasses, contact lenses, eye drops, and light therapy—affect eye strain in children and adolescents aged 6 to 18. Researchers will survey 600 participants to see which approaches cause the least visual fatigue. T…

This study looks at how working night shifts changes eye movements, attention, and the ability to spot blood clots in lung scans. Forty emergency radiologists will be tested after a night shift and after a good night's rest. They will do eye-tracking tasks, read CT scans, and wea…