If you’ve ever tasted your tears, you may have noticed how salty they are. Tears are salty because they are made from water from our body that contains electrolytes (salt ions). Tears and all of ...

ABMS board certified ophthalmologist Grace Zhang, MD, answers pressing questions about the role tears play in eye health. Each unique type of tear serves a different purpose. But all three types ...

The skin under our eyes is less than one millimeter thick ... eyes can become dry and more sensitive because of the 7.5 pH of tears. If the skin around the eyes is not properly hydrated, it ...

The tears come out of our eyes and even our noses sometimes, but are then reabsorbed by the surrounding skin, making the eyes seem puffy. There's no set time for how long puffy eyes last after crying.