Dim lighting at night may lead to depression , research suggests . Score: 7 Nighttime lighting may lead to adverse health effects . For their study , the Ohio State researchers also investigated molecular mechanisms that may cause the brain changes associated with nighttime lighting . In animals , depression eased with a return to 8 hours of darkness .
Dim lighting at night may lead to depression , research suggests . Score: 7 Nighttime lighting may lead to adverse health effects . In animals , depression eased with a return to 8 hours of darkness .