PsyPost http://www.psypost.org Behavior, cognition and society Wed, 01 Jul 2015 03:44:41 +0000 en-US hourly 1 http://wordpress.org/?v=4.2.2 Patients with recurrent depression have smaller hippocampi http://www.psypost.org/2015/06/patients-with-recurrent-depression-have-smaller-hippocampi-35389 http://www.psypost.org/2015/06/patients-with-recurrent-depression-have-smaller-hippocampi-35389#comments Wed, 01 Jul 2015 03:44:41 +0000 http://www.psypost.org/?p=35389 The brains of people with recurrent depression have a significantly smaller hippocampus – the part of the brain most associated with forming new memories – than healthy individuals, a new global study of nearly 9,000 people reveals. Published in Molecular Psychiatry, the ENIGMA study is co-authored by University of Sydney scholars at the Brain and [...]

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Women’s faces get redder at ovulation, but human eyes can’t pick up on it http://www.psypost.org/2015/06/womens-faces-get-redder-at-ovulation-but-human-eyes-cant-pick-up-on-it-35387 http://www.psypost.org/2015/06/womens-faces-get-redder-at-ovulation-but-human-eyes-cant-pick-up-on-it-35387#comments Wed, 01 Jul 2015 03:36:45 +0000 http://www.psypost.org/?p=35387 Previous studies have shown that men find female faces more attractive when the women are ovulating, but the visual clues that allow this are unclear. Now, new research investigating whether it might be to do with subtle changes in skin colour has shown that women’s faces do increase in redness during ovulation, but the levels [...]

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Is depression a mental or physical illness? Unravelling the inflammation hypothesis http://www.psypost.org/2015/06/is-depression-a-mental-or-physical-illness-unravelling-the-inflammation-hypothesis-35385 http://www.psypost.org/2015/06/is-depression-a-mental-or-physical-illness-unravelling-the-inflammation-hypothesis-35385#comments Wed, 01 Jul 2015 03:35:28 +0000 http://www.psypost.org/?p=35385 Most people feel down, tired and inactive when they’re injured or ill. This “sickness behaviour” is caused by the activation of the body’s immune response. It’s the brain’s way of conserving energy so the body can heal. This immune response can also occur in people with depression. This has prompted some researchers and clinicians to [...]

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Innovative imaging study shows that the spinal cord learns on its own http://www.psypost.org/2015/06/innovative-imaging-study-shows-that-the-spinal-cord-learns-on-its-own-35383 http://www.psypost.org/2015/06/innovative-imaging-study-shows-that-the-spinal-cord-learns-on-its-own-35383#comments Wed, 01 Jul 2015 03:33:42 +0000 http://www.psypost.org/?p=35383 The spinal cord engages in its own learning of motor tasks independent of the brain, according to an innovative imaging study publishing on June 30th in Open Access journal PLOS Biology. The results of the study, conducted by Shahabeddin Vahdat, Ovidui Lungu, and principal investigator Julien Doyon, of the University of Montreal, Quebec, Canada, may [...]

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Bisexual men and women report poorer health than gays, lesbians and heterosexuals http://www.psypost.org/2015/06/bisexual-men-and-women-report-poorer-health-than-gays-lesbians-and-heterosexuals-35381 http://www.psypost.org/2015/06/bisexual-men-and-women-report-poorer-health-than-gays-lesbians-and-heterosexuals-35381#comments Wed, 01 Jul 2015 03:32:44 +0000 http://www.psypost.org/?p=35381 Bisexual males and females report poorer health than gays, lesbians and heterosexuals, according to a new study from sociologists at Rice University. “A New Piece of the Puzzle: Sexual Orientation, Gender and Physical Health Status” will appear in an upcoming edition of Demography. The study examined the self-rated health of 10,128 sexual minorities (gay, lesbian [...]

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For women with bipolar disorder, sleep quality affects mood http://www.psypost.org/2015/06/for-women-with-bipolar-disorder-sleep-quality-affects-mood-35379 http://www.psypost.org/2015/06/for-women-with-bipolar-disorder-sleep-quality-affects-mood-35379#comments Wed, 01 Jul 2015 03:32:09 +0000 http://www.psypost.org/?p=35379 Poor sleep is associated with negative mood in women with bipolar disorder, according to researchers at Penn State College of Medicine and University of Michigan Medical School. Bipolar disorder is a brain disorder that causes unusual shifts in mood, energy, activity levels and the ability to carry out day-to-day tasks. The condition is marked by [...]

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Is marriage good or bad for your figure? http://www.psypost.org/2015/06/is-marriage-good-or-bad-for-the-figure-35376 http://www.psypost.org/2015/06/is-marriage-good-or-bad-for-the-figure-35376#comments Wed, 01 Jul 2015 02:55:08 +0000 http://www.psypost.org/?p=35376 It is generally assumed that marriage has a positive influence on health and life expectancy. But does this “marriage bonus” also apply to the health indicator of body weight? Researchers at the University of Basel and the Max Planck Institute for Human Development have investigated this question in cooperation with the market research institute GfK. [...]

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Fingerprinting our sense of smell: Scientists map humans’ olfactory receptors http://www.psypost.org/2015/06/fingerprinting-our-sense-of-smell-scientists-map-humans-olfactory-receptors-35373 http://www.psypost.org/2015/06/fingerprinting-our-sense-of-smell-scientists-map-humans-olfactory-receptors-35373#comments Tue, 30 Jun 2015 22:55:38 +0000 http://www.psypost.org/?p=35373 Each of us has, in our nose, about six million smell receptors of around four hundred different types. The distribution of these receptors varies from person to person – so much so that each person’s sense of smell may be unique. In research recently published in the Proceedings of the National Academy of Sciences (PNAS), [...]

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Omega-3 supplements and antioxidants may help with preclinical Alzheimer’s disease http://www.psypost.org/2015/06/omega-3-supplements-and-antioxidants-may-help-with-preclinical-alzheimers-disease-35371 http://www.psypost.org/2015/06/omega-3-supplements-and-antioxidants-may-help-with-preclinical-alzheimers-disease-35371#comments Tue, 30 Jun 2015 22:52:41 +0000 http://www.psypost.org/?p=35371 Here’s more evidence that fish oil supplementation and antioxidants might be beneficial for at least some people facing Alzheimer’s disease: A new report published in the July 2015 issue of The FASEB Journal describes the findings of a very small study in which people with mild clinical impairment, such as those in the very early [...]

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Study: The fear you experience playing video games is real — and you enjoy it http://www.psypost.org/2015/06/study-the-fear-you-experience-playing-video-games-is-real-and-you-enjoy-it-35369 http://www.psypost.org/2015/06/study-the-fear-you-experience-playing-video-games-is-real-and-you-enjoy-it-35369#comments Tue, 30 Jun 2015 22:51:45 +0000 http://www.psypost.org/?p=35369 With the advent of video games, a frequently asked question has been whether we get as engrossed in them emotionally as we do when we see a scary movie. The answer is yes and in new ways, according to new research by faculty in Indiana University’s Media School. And many game players enjoy the fear [...]

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