If a pinguecula progresses and grows into the cornea, it becomes a pterygium ... short periods if pingueculae or pterygi become very red or irritated," Yin says. Pingueculae tend not to go ...

High cholesterol is a common health condition that doesn't usually produce any noticeable symptoms, but there are some ...

Do you know the "three C's of measles"? As measles outbreaks emerge in the U.S., it is important to know the symptoms and risks of the disease.