Yet the dream is within reach for most healthy people given: I hope that this article compiles all the basic ingredients of knowledge that are helpful in accomplishing refreshing sleep.

This article attempts to produce a synthesis of what is known about sleep with a view to practical applications, esp.

in people who need top-quality sleep for their learning or creative achievements.

Neurophysiology of sleep is an explosively growing branch of science.

Please consult other sources to be certain you do not to get a one-sided view!

This article includes some indications on how to use free running sleep in the treatment of insomnia, advanced and delayed phase shift syndromes, and some other sleep disorders.

If your own experience can contribute to the ideas presented herein, I will gladly hear from you (esp. It is everyone's dream to wake up fresh, happy, and ready for action on a daily basis.Sadly, in the modern world, only a small minority lives that dream.Many theories that are currently contested will soon be forgotten as a result of new findings.Consequently, this text is likely to grow old very quickly (compare the old version from the year 2000 here).Still, some basic truths about sleep are well-established, and practical conclusions can be drawn with the benefit to human creativity and intellectual accomplishment.In this text, I provide some links to research papers and popular-scientific articles that advocate disparate and contradictory theories.