But Engle says that pupil size has no relationship between gender, race or age in the studies that they have conducted. “Pupillometry is a promising new method to assess individual differences in ...

We know that lens elasticity declines with age, and that causes a decrease in the accommodative amplitude, resulting in presbyopia. Pupil size also changes with time, and as we age, it tends to ...

pupil size can decrease up to about 0.4 millimeters per decade, researchers report June 19 in Royal Society Open Science. “We see a big age effect,” says Manuel Spitschan, a neuroscientist at ...

Researchers from Cornell University informed that pupil is key to understanding how, and when the brain forms strong memories ...

Chimpanzees and humans may share the same ability to empathise with other individuals by involuntarily matching their pupil size. The mimicry only appears to work between two humans or between two ...

Accommodation and pupil behavior of eight young adults a mean age of 27 years and wearing multifocal ... and contact lens over the natural pupil sizes. Pupil diameters were found to be smaller ...

Every time you move your eyes or blink, your pupils "reset", leading to small changes in their size over the course of a second or two. In their new paper, Mather and Cavanagh provide compelling ...

Pupil size helps predict death and hospital readmission ... hospitalized for acute heart failure in 2012 to 2017. The average age was 67 years and 37% were women. Pupil area was measured in ...

New Delhi, Pupil size during sleep whether contracted or dilated could be key to understanding how the brain forms long-lasting memories, according to a study in mice, findings from which could ...

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