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Saturday, April 19
by
rakesh
on April 19, 2008 04:04PM (PDT)
Attention-deficit hyperactivity disorder (ADHD) is considered the most common psychiatric disorder experienced during childhood. Some references indicate an incidence as high as 10% of American school-age children. Most references, however, place the incidence in this age group at around 2%–5%. Approximately 80% of children with ADHD continue to have symptoms of the condition as adolescents, and more than 60% of children experience symptoms as adults. If these estimates are correct, between 2 and 5 million adults who had ADHD as a child continue to be affected by the condition. Many adults with ADHD have not been diagnosed as such. more »
Saturday, April 12
by
ronjon
on April 12, 2008 02:00AM (PDT)
Nature magazine publishes the results of an online survey of 1400 scientists from 60 countries. -- One in five respondents said they had used drugs for non-medical reasons to stimulate their focus, concentration or memory.
For those who choose to use, methylphenidate (Ritalin) was the most popular: 62% of users reported taking it. 44% reported taking modafinil (Provigil), and 15% said they had taken beta blockers such as propanolol, revealing an overlap between drugs. 80 respondents specified other drugs that they were taking. The most common of these was adderall, an amphetamine similar to methylphenidate. But there were also reports of centrophenoxine, piractem, dexedrine and various alternative medicines such as ginkgo and omega-3 fatty acids. ... more » |
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