Neuroscience

Three types of cells help the brain tell day from night

Bright light at night interrupts the body's normal day-night cycles, called circadian rhythms, and can trigger insomnia. In fact, circadian rhythms play a major role in health. Disrupted day-night cycles have even been linked ...

Diseases, Conditions, Syndromes

What you should know about meningitis

Getting the news your child, teenager or even their classmate or friend has meningitis can be an alarming experience. However, knowing more about the disease can help parents recognize the signs and symptoms as well as help ...

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 ...

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