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

The first total lunar eclipse in more than two years lit up the sky last night as humanity, forever fascinated with the Earth ...

A crimson moon will be visible in UK skies thanks to a partial lunar eclipse. But when is it, what exactly will you see and ...

A total lunar eclipse is a relatively rare astronomical event because the moon usually passes above or below Earth’s shadow in the sky due to the tilt of its orbit. But once or twice a year the ...

Researchers from a joint Skoltech-University of Sharjah laboratory and AIRI Institute have automated the analysis of retina ...

Scientists have revealed why not all individuals with a high inherited risk of glaucoma may ultimately develop the disease.

Your eyes could be revealing important health clues. Learn what subtle changes might be trying to warn you about your body.

Someone suffers a stroke every five minutes killing 38,000 people in a year - but there are ways to see it before it happens ...

A total lunar eclipse is about to turn the moon blood red for the first time in two years. Overnight Thursday, watch Earth's ...

A total lunar eclipse, or 'blood moon', will be visible early on March 14th, casting a reddish hue across the moon. North and ...

NASA considers SANS one of its ‘red risks’ for a Mars mission, owing to its potential severity and the number of astronauts ...

Blurry vision can be an early warning sign of diabetes. It's also a sign of advanced diabetic eye disease. If blood sugar goes uncontrolled, diabetes causes progressive damage to structures in the ...