Subtle changes in the eyes can reveal serious health issues like dementia, diabetes, and high cholesterol. The eyes can ...

Think you have sharp eyes? Here’s a fun challenge for you! Hidden among a sea of number 5s is a sneaky little number 3—can you spot it? This optical illusion is a real test of your observation skills.

A recent study observed sleeping participants' pupils during sleep, using a new method that could have implications for ...

A simple eye movement trick can refresh your brain, clear mental fog, and improve focus in just 60 seconds Try this easy ...

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

In today's optical illusion challenge, a tricky brain teaser tests your observation skills. Hidden among a sea of "20s" is a ...

Scientists found visual sensitivity tests could predict dementia up to 12 years before it was diagnosed. The eyes are ...

The 57-year-old Big Brother legend had to undergo emergency surgery to remove a cyst on her brain after initially ignoring ...

According to a report by PA Consulting, demand for NHS eye care services is rising faster than ever, while another report by ...

Optical illusions are interesting visual phenomena that deceive the brain into seeing something differently from what is real ...

ETH Zurich researchers found that pupil size changes during sleep, indicating shifts in brain activity. This could help ...