U.S. trials for H1N1 vaccine announced

In a race to beat the flu season, medical institutes across the United States will begin human trials for a new H1N1 flu vaccine starting in early August, the University of Maryland announced Wednesday. In the hope of getting the vaccine to those who will need it most by October, the clinical trials will enroll as many as 1,000 adults and children at 10 centers nationwide, said officials at the Center for Vaccine Development at the University of Maryland School of Medicine, which will lead the effort.

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Study: Help for Chronic Hair-Pullers?

Our brains can give rise to all manner of odd psychiatric problems, but one of the strangest is trichotillomania — better known as hair-pulling. The uncontrollable desire to yank out one’s hair may seem like a freaky sideshow diagnosis, but the disorder is actually not so uncommon, affecting perhaps two million American adults over 22. Exact numbers are hard to come by, since people with the condition often hide it — sometimes they don’t even appear in public because of their embarrassing, mangy bald spots.

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Scientists Create Human Sperm from Stem Cells

Researchers at Newcastle University in England report they have coaxed the first human sperm cells from embryonic stem cells, in a remarkable demonstration of how quickly the field of stem-cell science is moving. The achievement, described in the journal Stem Cells and Development, comes just 11 years after the first human-embryonic-stem-cell line was created — an eyeblink in scientific terms — in the lab of James Thomson at the University of Wisconsin

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How Terry Gilliam saved Heath Ledger’s final movie

Is there a filmmaker in the world with worse luck than Terry Gilliam? He was directing Heath Ledger in "The Imaginarium of Dr Parnassus," when the actor died — and it’s not the first time he has lost a leading man. Jean Rochefort didn’t die eight years ago, but Gilliam had to abandon “The Man Who Killed Don Quixote” after a few days when 70-year-old star Jean Rochefort became seriously ill and a flash flood washed away the entire set.

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Nutritionist: Jackson begged for sedatives for insomnia

Michael Jackson suffered from severe bouts of insomnia and pleaded for a powerful sedative despite knowing its harmful effects, a nutritionist who worked with the singer said Tuesday. Cherilyn Lee, a registered nurse who first met Jackson in January to treat his children for a common cold, said she rejected his requests for Diprivan and informed him of the side effects

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Baby Einsteins: Not So Smart After All

The claim always seemed too good to be true: park your infant in front of a video and, in no time, he or she will be talking and getting smarter than the neighbor’s kid. In the latest study on the effects of popular videos such as the “Baby Einstein” and “Brainy Baby” series, researchers find that these products may be doing more harm than good. And they may actually delay language development in toddlers.

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