Researchers have discovered a fundamental mechanism that affects the size of the pupil, namely our breathing. The study shows that the pupil is smallest during inhalation and largest during exhalation ...

Researchers at Karolinska Institutet in Sweden have discovered a fundamental mechanism that affects the size of the pupil, namely our breathing.

WEIGHT loss jabs could raise the risk of a “potentially blinding condition” known as an “eye stroke”, researchers have warned ...

Puffy under-eye bags are often related to lifestyle choices, such as smoking or not sleeping enough. Find ways to minimize ...

In our today's optical illusion, a tricky challenge awaits—finding the hidden 78 among a sea of 70s. This brain teaser tests your observation skills and pattern recognition. Can you spot it in under ...