Earlier this month at the annual World Economic Forum held in Davos, Switzerland, many were surprised to see France’s President Emmanuel Macron sporting mirrored aviator sunglasses at the podium delivering his speeches. The fashion accessory, more in line with a...

At one time or another, everyone is affected by red eyes. They happen when the tiny blood vessels in the white area of the eye, known as the sclera, become inflamed or “bloodshot.” But the reasons behind the red eyes...