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Medicine & Health news 1234

Male sweat boosts women's hormone levels

February 07, 2007 | User rating: 4.5 / 5 after 48 vote(s) | No comments yet

Just a few whiffs of a chemical found in male sweat is enough to raise levels of the stress hormone cortisol in heterosexual women, according to a new study by University of California, Berkeley, scientists.


How Does Your Brain Respond When You Think about Gambling or Taking Risks?

January 26, 2007 | User rating: 4.3 / 5 after 20 vote(s) | No comments yet

Should you leave your comfortable job for one that pays better but is less secure? Should you have a surgery that is likely to extend your life but poses some risk that you will not survive the operation? Should you invest ...


What happens when the mind wanders?

January 18, 2007 | User rating: 3.5 / 5 after 36 vote(s) | No comments yet

Scientists have discovered what happens in the brain when the mind wanders. Until recently, little has been known about the neural mechanisms that give the mind its ability to daydream.


Conceptualizing a cyborg

January 18, 2007 | User rating: 4.3 / 5 after 18 vote(s) | No comments yet

Investigators at the University of Pennsylvania School of Medicine describe the basis for developing a biological interface that could link a patient's nervous system to a thought-driven artificial limb. Their ...


Alzheimer's gene identified: study

January 14, 2007 | User rating: 4.7 / 5 after 18 vote(s) | No comments yet

An international effort led by scientists at the University of Toronto, Columbia University and Boston University has isolated another gene responsible for Alzheimer's disease.


Scientists discover stage at which an embryonic cell is fated to become a stem cell

January 10, 2007 | User rating: 4.5 / 5 after 13 vote(s) | No comments yet

Cambridge scientists have discovered the stage at which some of the cells of a fertilised mammalian egg are fated to develop into stem cells and why this occurs. The findings of the study, which overturn the long-held belief ...


Time past, time future intricately connected in the brain: study

January 02, 2007 | User rating: 4.5 / 5 after 22 vote(s) | No comments yet

Human memory, the ability to recall vivid mental images of past experiences, has been studied extensively for more than a hundred years. But until recently, there's been surprisingly little research into cognitive processes ...


Jefferson researchers uncover new way nature turns genes on and off

December 27, 2006 | User rating: 4.6 / 5 after 22 vote(s) | No comments yet

Peering deep within the cells of fruit flies, developmental biologists at the Kimmel Cancer Center at Thomas Jefferson University in Philadelphia may have discovered a new way that genes are turned on and off during development. ...


Pain relief effectiveness down to mind-set?

December 21, 2006 | User rating: 4.1 / 5 after 8 vote(s) | User comments: 1

Research by the Human Pain Research Group at The University of Manchester suggests that people's responses to placebo or 'dummy' pain relief varies according to their way of thinking.


Reading Shakespeare has dramatic effect on human brain

December 18, 2006 | User rating: 4.5 / 5 after 73 vote(s) | No comments yet

Research at the University of Liverpool has found that Shakespearean language excites positive brain activity, adding further drama to the bard's plays and poetry.


Protein's tail may be flu virus's achilles heel

December 06, 2006 | User rating: 4.4 / 5 after 29 vote(s) | No comments yet

Striking new research from Rice University and the University of Texas at Austin (UT) has revealed a potential new target that drug makers can use to attack several strains of influenza, including those that ...


Two sides of the same Coin: Money spurs changes for better and worse

November 16, 2006 | User rating: 3.3 / 5 after 23 vote(s) | No comments yet

Money changes everything, and that includes changing people's motivations for the better and their behavior toward others for the worse, according to a new study published in the international journal Science.


H5N1 mutations could help predict pandemics

November 15, 2006 | User rating: 4.6 / 5 after 11 vote(s) | No comments yet

An international research team has identified genetic mutations in the H5N1 birdflu virus enabling it to infect human cells, according to Thursday's edition of the science journal Nature.


Gorillas harbour AIDS-like virus, says study

November 08, 2006 | User rating: 4.3 / 5 after 15 vote(s) | No comments yet

Gorillas appear to be widely infected by a close relation to the AIDS virus, according to a study that appears on Thursday in the British journal Nature.


Teenager moves video icons just by imagination

October 10, 2006 | User rating: 4.5 / 5 after 40 vote(s) | No comments yet

Now, a St. Louis-area teenage boy and a computer game have gone hands-off, thanks to a unique experiment conducted by a team of neurosurgeons, neurologists, and engineers at Washington University in St. Louis.


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