Adding a 12-year-old antibiotic to the regimen of patients with highly drug-resistant tuberculosis cured nearly 90 percent of patients in a study involving about 40 people in South Korea. The study, though small, suggests that the battle against the ancient scourge is far from lost.
Some 34 million children need to be inoculated against polio in Pakistan, if the country is going to be part of a worldwide effort to eradicate the disease. And it has to be done against a pervasive insurgency, religious extremism, a highly mobile population and no shortage of rumors.
In Tuesday's debate, Mitt Romney accused President Obama of misrepresenting his position on the issue. "Every woman in America should have access to contraceptives," the GOP nominee said. His position is not that surprising given recent polls that show Obama's lead among women shrinking.
New research suggests that by the time an Alzheimer's patient is diagnosed, many key neurons are already dead. Neuroscientists say it's possible that several recent trials of drugs for Alzheimer's have failed because the drugs were given after symptoms had already started to appear.
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