Other

Requests for lower-back MRIs often unnecessary, research shows

More than half of lower-back MRIs ordered at two Canadian hospitals were either inappropriate or of questionable value for patients. And family doctors were more apt to order these unnecessary tests compared to other specialists, ...

Medications

Court ruling may open door to more drug marketing

A decision by a federal appeals court this week could have a dramatic impact on the marketing of prescription drugs in America, potentially affecting patient care and everything from TV drug advertising to future government ...

Ophthalmology

Children's headaches rarely indicate a need for eyeglasses

A new study provides the first clear evidence that vision or eye problems are rarely the cause of recurring headaches in children, even if the headaches usually strike while the child is doing schoolwork or other visual tasks. ...

Other

Teacher tried to dissuade Nobel winner Gurdon from science

Veteran British scientist John Gurdon, who shared the Nobel Prize for medicine on Monday, is often described as the "godfather of cloning" for his work on stem cell research but was once told by his teacher not to pursue ...

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