The human body is complex, and many things can go wrong while a baby is developing. Sometimes, genetic mutations occur, or things don’t form quite right. One condition that can result from ...

Brent Chapman can see again after doctors pulled out one of his teeth, flattened it, drilled a hole in it, placed a lens inside and implanted the tooth in one of his eyes. It seems bizarre, but the ...

(CNN) — When Brent Chapman was 13, he took ibuprofen during a Christmas basketball game. It was a drug he had taken before, but what happened next was anything but routine: He had a severe reaction ...

(CNN) — When Brent Chapman was 13, he took ibuprofen during a Christmas basketball game. It was a drug he had taken before, but what happened next was anything but routine: He had a severe reaction ...

Tooth-in-eye surgery sounds like science fiction, but it can help people with severely damaged corneas see again. A patient and his doctors describe what it's like. Brent Chapman can see again after ...