Sleep

A Blog Around The Clock

Category archives for Sleep

Evolution and Adaptive Function of Sleep

The panel discussion from the ‘Waking Up To Sleep’ (February 9th and 10th, 2007) conference has been filmed and the video is now online. A very interesting discussion on the evolution and adaptive function of sleep. Watch it here. More videos of individual talks are here (hat-tip to reader NBM) Related: (Non) Adaptive Function of…

Sleep Apnea webcast

Dmitriy Kruglyak posted a summary of last week’s Cephalon webcast. The topic was Sleep Apnea, something I guess a number of my readers would be interested in. So, go ahead and listen to the podcast and read Dmitry’s summary and you can ask him additional questions in the comments.

Hypnic Jerk

No, that is not a really nasty guy who hypnotizes people. It is a technical term used to describe the feeling of falling one sometimes experiences at the moment one drifts into sleep. It often makes the person wake up again. I have not experienced it as kid, and even now it happens to me…

Brain, Symmetry and Sleep

Hmm, I did not know this – apparently the left hemisphere of the human brain falls asleep first, and the right one a little bit later in most people. I wonder if that has any connection with the reason we tend to focus on the right side of the face when someone is talking to…

Sleep News

All-Nighters Equal Lower Grades: With end-of-semester finals looming, here’s an exam question: Will pulling an all-nighter actually help you score well? To the dismay of college students everywhere, the correct answer is “no.” Morning Jolt Of Caffeine Might Mask Serious Sleep Problems: With the holiday season’s hustle and bustle in full swing, most of us…

Sleeping with the New York Times

Being out of town and all, I missed it, but NYTimes published a whole lot of articles about sleep yesterday. Of course, as I enjoy poking around bird brains, the article by Carl Zimmer – In Study of Human Patterns, Scientists Look to Bird Brains – was the one most interesting to me personally. But…

Less you sleep, craziest the dreams!

There is an intriguing article in Scientific American about the consequences of sleep deprivation. When the brain is finally allowed to catch up with sleep, it tries to make-up for the loss of slow-wave sleep, but it also tries to make up for the loss of REM sleep as well – by making it more…

Yes, delay the school starting times

From the Independent: The head has identified research which says that teenagers would be more likely to take in what they are learning if they started school two hours later. He is considering changing the school timetable for sixth-formers as a result. “We have always assumed that learning early in the morning is best, probably…

Do whales sleep?

It is Marine Megavertebrate Week right now, so why not take a look at one of the most Mega of the Megaverts – the grey whale (Eschrichtius robustus): Do whales sleep? You may have heard that dolphins do – one hemisphere at the time, while swimming, and not for very long periods at a time.…

There is nothing easier than taking a bad paper – or a worse press release – and fisking it with gusto on a blog. If you happen also to know the author and keep him in contempt, the pleasure of destroying the article is even greater. It is much, much harder to write (and to…