Even while we are asleep, the brain does not rest completely. Surprisingly, the blood flow in a sleeping brain can be greater than when it is in a wakeful state. This allows the brain to remove waste metabolites, which is ...
Apr 25, 2023
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Over one million Americans faint every year, and countless more do worldwide. Fear, pain, the sight of blood or prolonged standing – think the long lines of summer travel – can trigger fainting.
May 16, 2017
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A hard hit to the head typically prompts physicians to look for signs of a concussion based on symptoms such as forgetfulness, wobbly gait and disorientation.
Sep 6, 2016
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Virginia Tech Carilion Research Institute scientists have uncovered a mechanism in the brain that could account for some of the neural degeneration and memory loss in people with Alzheimer's disease.
Nov 23, 2015
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In just two years, people with type 2 diabetes experienced negative changes in their ability to regulate blood flow in the brain, which was associated with lower scores on tests of cognition skills and their ability to perform ...
Jul 8, 2015
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Researchers at The University of Texas have found that compared to Caucasian Americans, African Americans have impaired blood flow regulation in the brain that could contribute to a greater risk of cerebrovascular diseases ...
Nov 13, 2014
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In a new study published online in the Journal of the American Heart Association, researchers at Columbia Engineering report that they have identified a new component of the biological mechanism that controls blood flow in ...
Jun 12, 2014
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(HealthDay)—Drugs normally prescribed to treat erectile dysfunction in adult males may help boys who have a muscle disease called Duchenne muscular dystrophy, according to a new study.
May 7, 2014
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A new study led by a Canadian research team has identified the reason why prazosin, a drug commonly used to reduce high blood pressure, may cause lightheadedness and possible fainting upon standing in patients with normal ...
Mar 11, 2013
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