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Opinion, arguments & analyses from guest experts and from the editors of Scientific American

Hospital error leads to CT scan radiation overdoses in 206 patients

How well do hospital medical technicians know their equipment? Not well enough in the case of some health care workers at Cedars–Sinai Medical Center in Los Angeles, where 206 x-ray computed tomography (CT) scan patients were given eight times the normal dose of radiation during brain scans over an 18-month period...

October 13, 2009 — Larry Greenemeier

It's all Chinese to me: Dyslexia has big differences in English and Chinese

Chinese dyslexia may be much more complex than the English variety, according to a new paper published online today in Current Biology . English speakers who have developmental dyslexia usually don't have trouble recognizing letters visually, but rather just have a hard time connecting them to their sounds...

October 12, 2009 — Katherine Harmon

Is an HPV vaccine for boys cost-effective?

An advisory panel for the U.S. Food and Drug Administration (FDA) recently approved the use of Gardasil, a vaccine for the human papillomavirus (HPV), for use in males.

October 9, 2009 — Katherine Harmon

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