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 ...
Dec 5, 2019
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(Medical Xpress) -- Millions of people experience depression and lower levels of energy in the winter due to seasonal-affective disorder (SAD), or the “winter blues.” Since the disorder is thought to arise due to ...
For decades, scientists have studied the intricate activity patterns in human and animal brains by observing when different groups of brain cells turn on. Equally important to understanding the brain and related diseases, ...
Jan 23, 2024
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Babies and toddlers exposed to television or video viewing may be more likely to exhibit atypical sensory behaviors, such as being disengaged and disinterested in activities, seeking more intense stimulation in an environment, ...
Jan 8, 2024
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Quiz shows, where contestants answer rapid-fire questions in a high-stress, high-stakes environment, are an integral part of TV programming—and now they are demonstrating that they have research value.
Nov 16, 2023
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The world's largest study on light exposure and its impact on mental health, with almost 87,000 participants, has found that increased exposure to light at night increases a person's risk for psychiatric disorders such as ...
Oct 9, 2023
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Numbers tell a story. From your credit score to your age, metrics predict a variety of outcomes, whether it's your likelihood to get a loan or your risk for heart disease. Now, Stanford Medicine researchers have described ...
Sep 1, 2022
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Scientists have revived light-sensing neuron cells in organ donor eyes and restored communication between them as part of a series of discoveries that stand to transform brain and vision research.
May 11, 2022
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While bright light helps us see better, our eyes need darkness for better vision. Light breaks down the sensitive machinery of our eyes every day, and during the darkness of night, key pieces are rebuilt. The clock of our ...
Mar 8, 2022
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A quirk of the body clock that lures some people to sleep at 8 p.m., enabling them to greet the new day as early as 4 a.m., may be significantly more common than previously believed.
Aug 6, 2019
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