May 30, 2007
SPOKANE — Researchers have long observed significant differences in normal people’s sleep. Some are light sleepers, whereas others sleep deeply. Some fall asleep right away, while others take their time.
Such sleeping pattern variability has long been attributed solely to differences in circumstances, habits, and other non-biological factors. But now a landmark study led by Hans Van Dongen, associate research professor and assistant director of the Sleep and Performance Research Center at Washington State University Spokane has shown that these individual variabilities constitute traits which may eventually prove genetic in origin.
The results of the research were published in the June 2007 issue of the “Journal … » More …