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Randy Gardner (born c. 1946) is an American man from San Diego, California, who once held the record for the longest amount of time a human has gone without sleep.In December 1963/January 1964, 17-year-old Gardner stayed awake for 11 days and 24 minutes (264.4 hours), breaking the previous record of 260 hours held by Tom Rounds.
After sleep, there is increased insight. This is because sleep helps people to reanalyze their memories. The same patterns of brain activity that occur during learning have been found to occur again during sleep, only faster. One way that sleep strengthens memories is by weeding out the less successful connections between neurons in the brain.
Sleep has been shown to have a long list of physical and mental health benefits, and now a new study suggests it could also help to “erase" bad memories. Experts comment on the findings.
[citation needed] People who are sleep deprived in general also do not provide their bodies with sufficient time for an adequate immunological memory to form and, thus, can fail to benefit from vaccination. [85] People who sleep less than six hours a night are more susceptible to infection and are more likely to catch a cold or flu.
Two new studies suggest once again the importance of getting a good night's sleep for good health over a lifetime, as scientists pursue new understandings of restorative deep sleep.
Research has found that deep sleep is crucial for the formation of memories. ... The study adds to evidence showing sleep’s crucial role in memory consolidation, and may help scientists come up ...
Sleep deprivation increases the number of errors made on working memory tasks. In one study, the working memory task involved illuminating a sequence of 3 or 4 coloured lights, then asking both sleep-deprived and non-sleep deprived people to memorize and repeat back the sequence.
People with high blood pressure who slept for shorter durations were more likely to show poor cognitive function and increased levels of markers of brain aging and injury, a new study has found ...