Allergies, corneal injuries, and tiredness can be what causes bloodshot eyes. Infections like pink eye can also cause this ...

"Miosis" is a medical term that describes the constriction of the pupils. Learn its causes, symptoms, and how to treat it.

You have pink or red eyes. So many things can cause a red tinge to the eyes, and pulling an all-nighter isn’t the only one. For starters, it could be a symptom of conjunctivitis, more commonly ...

or red. These symptoms may point to a possible eye disorder or infection that immediately requires medical attention. A build-up of fluid might cause swollen or puffy eyes. Several factors ...

It also causes blood vessels in the conjunctiva to widen, increasing blood flow and making the white of the eye appear red or pink. This effect is the reason why many people refer to ...

Red light therapy may help slow down the progression of macular degeneration. But more research is needed into the long-term effects and safety of red light therapy for the eyes. Red light therapy ...