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September 23rd, 2010
11:34 AM ET

Diabetes drug Avandia restricted by FDA

The controversial diabetes drug Avandia will stay on the market, but the U.S. Food and Drug Administration restricted its use to patients with type 2 diabetes who cannot control their illness with other medications.

The restrictions are based on studies showing an increased risk of serious heart problems, including heart attacks and strokes, in patients taking Avandia, the FDA said Thursday.

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September 23rd, 2010
08:00 AM ET

From brain to language to accent

Some people have a hard time learning a new language; others find it baffling when someone imitates a foreign accent (here's how the stars do it).

Ping Li, of Pennsylvania State University's Brain, Language, and Computation Lab, wants to know what distinguishes someone who can easily pick up a new language from someone who struggles.  Research has shown that early exposure is key to mastering a second language, but scientists have lots of unanswered questions about how the brain learns a new language or dialect.

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September 23rd, 2010
08:00 AM ET

What are normal symptoms after Transient Global Amnesia?

As a feature of CNNhealth.com, our team of expert doctors will answer readers' questions. Here's a question for Dr. Gupta.

From Lynn Lemmon, Dunedin, Florida

"My husband recently had his second episode of Transient Global Amnesia. All neuro tests are normal, as expected. However, he had ringing in the ears and dizziness for two to three months leading up to this episode and continuing after it. He also has a persistent headache just above the eyes since this incident. Are all of these things related? If so, what can be done about them?"

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About this blog

Get a behind-the-scenes look at the latest stories from CNN Chief Medical Correspondent, Dr. Sanjay Gupta, Senior Medical Correspondent Elizabeth Cohen and the CNN Medical Unit producers. They'll share news and views on health and medical trends - info that will help you take better care of yourself and the people you love.

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