For more than a century, scientists have understood that three factors control pupil size: light, focus distance, and cognitive processes like emotions or mental effort. Now, researchers at Karolinska ...

It was previously believed that our pupil size was only affected by three things: light, focusing on nearby objects and ...

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

Researchers have discovered that breathing affects pupil size, with the pupil being smallest during inhalation and largest ...

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

Additionally, users can manually adjust the displays for finer tuning. Another key factor in alleviating headaches is adjusting the pupillary distance (PD), which is the measurement between the ...

You have probably heard the saying that the eyes are the windows to the soul, but now it turns out that they are also connected to how we breathe ...

Users of stronger optical inserts in particular complain of headaches after using Vision Pro. Sometimes changing the settings helps.

Japanese-made image stabilized and waterproofed binocular marrying a decent 10x magnification to a large and bright 30mm ...

Special Education costs, teacher shortages and budget cuts loom as the Educaton Department may be on the chopping block.

While such acts of kindness sometimes go unrecognised, the teacher's action of love has attracted the attention of many ...