All anxiety is not created equal, and a research team at the University of Illinois now has the data to prove it. The team has found compelling evidence that differing patterns of brain activity are associated with each of two types of anxiety: anxious apprehension (verbal rumination, worry) and anxious arousal (intense fear, panic, or both).
Their work appears this month online in Psychophysiology. [press release from UIUC]
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Tuesday, May 29
by
Dr. A
on Tue 29 May 2007 05:24 PM CDT
Monday, May 28
by
Dr. A
on Mon 28 May 2007 08:53 AM CDT
BOSTON, MA — The editors of the American Heritage® dictionaries have compiled a list of 100 words they recommend every high school graduate should know.
"The words we suggest," says senior editor Steven Kleinedler, "are not meant to be exhaustive but are a benchmark against which graduates and their parents can measure themselves. If you are able to use these words correctly, you are likely to have a superior command of the language." The following is the entire list of 100 words:
Houghton Mifflin Press Release Saturday, May 26
by
Dr. A
on Sat 26 May 2007 08:24 AM CDT
Howard Hughes Medical Institute researchers identified Frizzled6 gene, which is associated with cowlicks, whorls, waves and tufts in hair. Read the HHMI 2004 news release -- Seeing the Pattern in Hair Follicle Development -- or Inkling Magazine's (Jan 2007) The Genetics of Your Hairdo.
Tuesday, May 22
by
Dr. A
on Tue 22 May 2007 02:33 PM CDT
An interview with Albert Ellis, developer of Rational Emotive Behavior Therapy (REBT). The groundbreaking treatment rests on the premise that most of our emotional problems are based on irrational beliefs.
Wednesday, May 16
by
Dr. A
on Wed 16 May 2007 08:57 AM CDT
Eternal sunshine
It's sold as happiness in a blister pack - a cure-all that has changed the way we think about wellbeing. As Prozac reaches its 20th birthday, Anna Moore presents 20 things you need to know about the most widely used antidepressant in the world 13 May 2007 The Observer Saturday, May 12
by
Dr. A
on Sat 12 May 2007 08:11 AM CDT
Scientists examining documents dating back 3,500 years say they have found proof that the origins of modern medicine lie in ancient Egypt and not with Hippocrates and the Greeks. The research team from the KNH Centre for Biomedical Egyptology at The University of Manchester discovered the evidence in medical papyri written in 1,500 BC – 1,000 years before Hippocrates was born.
"Classical scholars have always considered the ancient Greeks, particularly Hippocrates, as being the fathers of medicine but our findings suggest that the ancient Egyptians were practising a credible form of pharmacy and medicine much earlier," said Dr Jackie Campbell. "When we compared the ancient remedies against modern pharmaceutical protocols and standards, we found the prescriptions in the ancient documents not only compared with pharmaceutical preparations of today but that many of the remedies had therapeutic merit." The medical documents, which were first discovered in the mid-19th century, showed that ancient Egyptian physicians treated wounds with honey, resins and metals known to be antimicrobial. The team also discovered prescriptions for laxatives of castor oil and colocynth and bulk laxatives of figs and bran. Other references show that colic was treated with hyoscyamus, which is still used today, and that cumin and coriander were used as intestinal carminatives. Further evidence showed that musculo-skeletal disorders were treated with rubefacients to stimulate blood flow and poultices to warm and soothe. They used celery and saffron for rheumatism, which are currently topics of pharmaceutical research, and pomegranate was used to eradicate tapeworms, a remedy that remained in clinical use until 50 years ago. "Many of the ancient remedies we discovered survived into the 20th century and, indeed, some remain in use today, albeit that the active component is now produced synthetically," said Dr Campbell. "Other ingredients endure and acacia is still used in cough remedies while aloes forms a basis to soothe and heal skin conditions." Fellow researcher Dr Ryan Metcalfe is now developing genetic techniques to investigate the medicinal plants of ancient Egypt. He has designed his research to determine which modern species the ancient botanical samples are most related to. "This may allow us to determine a likely point of origin for the plant while providing additional evidence for the trade routes, purposeful cultivation, trade centres or places of treatment," said Dr Metcalfe. "The work is inextricably linked to state-of-the-art chemical analyses used by my colleague Judith Seath, who specialises in the essential oils and resins used by the ancient Egyptians." Professor Rosalie David, Director of the KNH Centre, said: "These results are very significant and show that the ancient Egyptians were practising a credible form of pharmacy long before the Greeks. "Our research is continuing on a genetic, chemical and comparative basis to compare the medicinal plants of ancient Egypt with modern species and to investigate similarities between the traditional remedies of North Africa with the remedies used by their ancestors of 1,500 BC." |
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