Finally, proof of what one has suspected all along: fear, dread, worry, pessimism, anxiety and other neurotic traits are all normal. It's the sanguine, confident people who are the weirdos.
According to an article published last week in Science, researchers have discovered two variations in a gene that affects the way brain cells respond to serotonin (serotonin, of course, is the superstar neurotransmitter targeted by Prozac and other antidepressants). The gene comes in a short and a long version, and the study found that the short promotes fewer of the molecules that facilitate serotonin reabsorption. The long promotes the creation of...
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