Dr. Scott Edmonds is the chief eye care officer for UnitedHealthcare. Valley News/Courtesy photo
Dr. Scott EdmondsUnitedHealthcareWith the persistent spread of the virus that causes COVID-19 in California and nationwide, some traditionally in-person activities – work, school and social interactions – will likely remain remote more often than usual for the foreseeable future.As a result, the use of digital devices has surged significantly, with Americans logging an average of 13 hours per day watching screens. That average compares to between seven and 10 hours per day before the COVID-19 pandemic started, with the increase in screen time likely contributing to more exposure to blue light.While this low-wavelength, high-energy light offers some benefits, such as boosting alertness, too much of it may cause problems. Researchers continue to evaluate the potential s
