Oct. 23rd, 2007

hollybrooke: (jesus does not approve of this)
http://news.yahoo.com/s/livescience/20071022/sc_livescience/emotionsrunamokinsleepdeprivedbrains

Without sleep, the emotional centers of our brains dramatically overreact to bad experiences, research now reveals.

"When we're sleep deprived, it's really as if the brain is reverting to more primitive behavior, regressing in terms of the control humans normally have over their emotions," researcher Matthew Walker, a neuroscientist at the University of California, Berkeley, told LiveScience.

Anyone who has ever gone without a good night's sleep is aware that doing so can make a person emotionally irrational. While past studies have revealed that sleep loss can impair the immune system and brain processes such as learning and memory, there has been surprisingly little research into why sleep deprivation affects emotions, Walker said. Read more... )

The findings are detailed in the Oct. 23 issue of the journal Current Biology.

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