Modern societies are experiencing an increasing trend of reduced sleep duration, with
nocturnal sleeping time below the recommended ranges for health. Epidemiological and …

Serial sampling of peripheral blood from six healthy adult male volunteers was performed
during daytime waking and nighttime sleeping. In addition, sleep physiology was assessed …

Publisher Summary This chapter presents a mechanistic explanation for sleep homeostasis
and addresses the issues of the cellular mechanisms leading to sleep. The chapter …

Insomnia predicts cardiovascular and non-cardiovascular disease mortality. This study
evaluated EEG sleep, nocturnal sympathetic activity, and daytime measures of immune …

Sleep plays an important role in the history of the neurosciences. On Easter Monday in
1920, Otto Loewi was awakened in the night by a dream in which he conceived of …

Sleep researchers are often confronted with such reasonable questions as the following:
How much sleep do we need? What is the most efficient sleep schedule? Does anything …

Current evidence supports a hypothesis that slow-wave sleep (SWS) in mammals and birds
is controlled by thermoregulatory mechanisms, and provides brain and body cooling as a …

A considerable number of hypothetical functions of sleep have been proposed, but none of
the hypotheses under active consideration has gained enough experimental support to …

Short sleep duration increases the risk of several diseases, possibly involving compromised
immune function. However, most previous studies are based on experimentally induced …

In the present review the data supporting the existence at the central level of a stress-sleep
relation are reported and discussed. An immobilization stress of 1 or 2 hour (s) is …