Ophthalmology

Shedding light on how the human eye perceives brightness

Japanese scientists are shedding new light on the importance of light-sensing cells in the retina that process visual information. The researchers isolated the functions of melanopsin cells and demonstrated their crucial ...

Neuroscience

Pupillary response to glare illusions of different colors

The Department of Computer Science and Engineering at Toyohashi University of Technology formed a research team with the University of Oslo to measure the size of subjects' pupils when viewing a brightness illusion (glare ...

Psychology & Psychiatry

What to do when your child throws a fit

(HealthDay)—You know the scenario—your child has a meltdown, leaving you frustrated, embarrassed and arguing even though your brain says it's a battle you're not likely to win.

Psychology & Psychiatry

Why natural depression therapies are better than pills

Winter is upon us. And with it comes the annual worsening of depressive symptoms. Sadly, in the United States, suicide continues to claim more lives than firearms, and suicide rates are increasing in nearly all states. The ...

Ophthalmology

Rods in the retina contribute to daylight vision

An international research team headed by Thomas Münch from Tübingen University found the contribution of rod photoreceptors in mouse retinas to be much greater than previously assumed. Rods cannot distinguish between colours ...

Psychology & Psychiatry

Do all people experience similar near-death-experiences?

No one really knows what happens when we die, but many people have stories to tell about what they experienced while being close to death. People who have had a near-death-experience usually report very rich and detailed ...

Health

Sleep: the great motivator

(HealthDay)—If you really want to follow through on your New Year's resolutions, make sure you get enough sleep.

Diabetes

Bright light alters metabolism

Exposure to bright light could affect your metabolism, reports a new Northwestern Medicine study.

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