SHY Theory on Sleep Elaborated News Round-Up January 2014 2nd Edition


Microglia may play a role in Depression according to this study, however more data is needed in humans to provide a stronger evidence base for this hypothesis.

There is an interesting editorial on the broadening of topics in the Schizophrenia Bulletin to cover related conditions with psychosis.

BMC Medicine celebrated 10 years of open-access medical publishing including the CONSORT statement on standards for reporting trials.

Researchers have utilised data from the World Health Organisation and published studies to create a data repository. The repository can be used to compare incidence rates globally.

Traumatic brain injury led to Amyloid build up in some cases in this study.


New Scientist has an interesting piece on the phenomenon of lifelogging whereby we use technology to record many aspects of our life. Lifelogging may lead to an enhancement of our life including health and this is discussed.


Researchers have found evidence of a protein that may be involved in pathways leading to obesity. The protein alpha-2/delta-1 was found to influence the function of Brain Derived Neurotrophic Factor. As well as a role in exercise associated synaptic growth, BDNF is linked to appetite suppression.

In an elaboration of the hypothesis the authors of the SHY hypothesis suggest that we sleep because we learn. Sleep enables us to reset synapses in the brain which in turn promotes new learning on waking and reduces energy demands in the brain.

Evolutionary Psychiatry/Evolution/Culture

Researchers at Oxford have looked at the dietary habits of Baboons to infer the likely diet of Paranthropus Bosei, one of our distant relatives that lived between 1.4 and 2.4 million years ago. P.Bosei had large teeth which would have been well suited to chewing and the researchers hypothesise that they would have fed on grass bulbs (tiger nuts) that are seen in modern diets.


News Round-Up 2008-2011

News Round-Up 2012

Index: There are indices for the TAWOP site here and here Twitter: You can follow ‘The Amazing World of Psychiatry’ Twitter by clicking on this link. Podcast: You can listen to this post on Odiogo by clicking on this link (there may be a small delay between publishing of the blog article and the availability of the podcast). It is available for a limited period. TAWOP Channel: You can follow the TAWOP Channel on YouTube by clicking on this link. Responses: If you have any comments, you can leave them below or alternatively e-mail Disclaimer: The comments made here represent the opinions of the author and do not represent the profession or any body/organisation. The comments made here are not meant as a source of medical advice and those seeking medical advice are advised to consult with their own doctor. The author is not responsible for the contents of any external sites that are linked to in this blog. Conflicts of Interest: For potential conflicts of interest please see the About section.

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