Word: chronic
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Dates: during 2010-2019
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Turns out you probably won't ever make up for those all-nighters you pulled in college. Researchers at Harvard-affiliate Brigham and Women's Hospital find that chronic sleep loss over several weeks causes reaction time to slow almost tenfold, increasing the risk of fatigue-related accidents...
Scientists have long figured out that sleep loss impairs memory formation and negatively impacts performance, but previous research had not investigated how short-term sleep deprivation interacts with chronic sleep loss, according to Daniel A. Cohen, a neurology instructor at Harvard Medical School and the lead author of the paper...
...main take-home message is that… the amount or quality of the sleep for one night is not enough to determine whether someone is fully recovered from weeks of chronic sleep deprivation,” he said...