Many people believe that if they cannot cry easily, it means they are emotionally numb or disconnected. But that is not always true. Sometimes, the reason is purely medical. One common and often ...

Medically reviewed by Christine L. Larsen, MD Key Takeaways You can often help ease eye puffiness with cool compresses, ...

Humans are the only animal to produce emotional tears. Asking questions about this behavior can help us better understand how we live our lives. That question has many answers. To start, there are ...

Scientists have created the first 3D model of the human conjunctiva — the clear, protective outer membrane of the eye — in the lab, and it even produces its own tears. The researchers say the new ...