Excessive daytime sleepiness can lead to dementia, study indicates

Sleep plays a critical role in cognitive decline and dementia. Don’t take your sleep lightly,” said Karen Lincoln, a professor and director of the Center for Environmental Health Disparities Research at the University of California, Irvine. In 2022, she launched the “BrainWorks 2.0: Sleep Tight” study, using neuroimaging to better understand how sleep quality impacts…

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What are mechanisms? Unpacking the term is key to progress in neuroscience

Co-authors: Lauren N. Ross, associate professor of logic and philosophy of science, and Michael Yassa, professor of neurobiology & behavior. In neuroscience, “mechanism” is a common and powerful concept. Mechanisms are often viewed as causal systems, which helps explain their central role in neuroscience. Causes are factors that can control, predict and explain their effects,…

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