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Home / News / Tags / dopamine
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It's not easy to concentrate after a long sleepless night, everybody knows that. It has been scientifically proven more than once that sleep deprivation actually decreases the activity of the brain, while after having slept, it reaches its highest levels. Washington University School of Medicine researchers have... |
1 August 2008
10:48 GMT |
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Teens may become hooked on cocaine and, once rehabilitated, relapse more rapidly than adults because their developing brains are more sensitive to drug-related cues. At least in the case of rats, this holds true. A new study carried out at McLean Hospital, the largest psychiatric facility at Harvard Medical School, a... |
22 April 2008
05:24 GMT |
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There is a large array of studies focusing on how cocaine impacts the brain creating addiction. The main investigated mechanism has been the effect of cocaine on dopamine (the feel good or reward hormone) and dopamine transporters, proteins that reabsorb this neurotransmitter once it has sent its signal. Cocaine is k... |
25 February 2008
03:25 GMT |
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Tobacco smokers may tend to see their habit as not being very healthy, but they don't realize they use a drug. Is it a drug? When a team checked what happened in the brain while smoking or taking opiate drugs (poppy-derived ones, like morphine, heroin, dihydromorphine, hydromorphone, anmain, codeine, thebaine, a... |
18 February 2008
04:51 GMT |
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In the case of some individuals, it seems that their brain is made by only one neuron for aggression. But this new research carried out at the Vanderbilt University and published in the journal Psychopharmacology has really surprising results: aggression can be more rewarding than sex, food and drugs, explaining the ... |
15 January 2008
03:13 GMT |
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Why are you pulling your hair out while others don't even care about what happens? New molecular brain patterns could explain why some individuals are easy prey for stress. "While the research was done with mice, the findings could eventually lead to better treatments for chronic stress, depression and the post-... |
22 October 2007
02:47 GMT |
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Mussels have puzzled humans since ever with their ability to attach themselves to the rocks. They can resist the power of the waves or hungry predators and cannot be pulled out. When the mussel larva 'establishes' in a site, it puts out its tongue-shaped foot and through a channel along its foot slides a vi... |
19 October 2007
04:31 GMT |
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The basic needs of the humans, like in all animals, are food and sex. But sex for men is more than reproduction: it is power and vanity. When it is not functioning at top speed, it can lead in males to low self-esteem, depression and anti-social behavior. That's why people in many cultures have been using aphrod... |
9 June 2007
06:52 GMT |
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45 % of the young women have been found by a recent research to experience sexual dysfunction. Recently, Marrena Lindberg, 38, from Boston, comes with a sexual diet that could give women back their sexual health and pleasure. The Orgasmic Diet has four main hints, involved in enabling healthy sexual function in women... |
31 May 2007
15:41 GMT |
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Genes dictates everything in you: from height, eye and hair color to the way you smile or grin. And not only. A recent research made on rats by a team at Cambridge University points that physical differences in the brain dictated by genes may rise the chances of an individual to fall to drugs consume. Variations in t... |
3 March 2007
07:13 GMT |
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