Sentences with phrase «human sleep duration»

Not exact matches

In fact, if we agree with him that human experiences of as brief a duration as one - tenth of a second may be distinguished in consciousness, and if we disregard the problem of whether a sleeping person also experiences at about the same rate of ten occasions per second, then simple arithmetic enables us to conclude that the concrete reality of a human being that lives seventy years is well over two billion individual «selves»!

«But by engaging a diverse participant population and accumulating rich datasets, the CPMC research study is pursuing the type of insights that will help us learn more about sleep duration and, ultimately, improve human health.»

The study, conducted using fruit fly populations bred to model natural variations in human sleep patterns, provides new clues to how genes for sleep duration are linked to a wide variety of biological processes.

The striking uniformity in the sleep duration and habits of three far - flung groups in Bolivia, Tanzania, and South Africa busts several myths about how much sleep our ancestors got — and what is optimum for modern humans, says Jerome Siegel, senior author of the study and a neuroscientist at the University of California (UC), Los Angeles.