Using digital devices taxes eye muscles, and “the mechanism to focus becomes stressed,” says Jim Sheedy, Ph.D., director of the Vision Performance Institute at Pacific University in Forest Grove, Oregon.
DIM THE LIGHTING
The screen lighting, that is: Eyes get fatigued with high contrast, so adjust the brightness to mid-level.
Humans were engineered to spot prey at a distance, so looking at close range for hours is unnatural. Make sure to look 20 feet away for 20 seconds every 20 minutes.
STRETCH AND MASSAGE
A few times a day, close eyes and “look” up, down, and side to side, then gently press lids. It relaxes muscles – and just plain feels good.
Article from Marie Claire, September 2013 issue, Pg. 418.