Reducing H.I.V. by 90 Percent
A single pill could reduce your risk of HIV infection dramatically, but are you willing to spend $12,000 a year and risk headaches and nausea just to stay HIV-negative?
Researchers found that the hundreds of gay men randomly assigned to take the drugs were 44 percent less likely to get infected than the equal number assigned to take a placebo.
But when only the men whose blood tests showed they had taken their pill faithfully every day were considered, the pill was more than 90 percent effective, said Dr. Anthony S. Fauci, head of the division of the National Institutes of Health, which paid for the study along with the Bill and Melinda Gates Foundation. ... The bad news is that Truvada costs $12,000 to $14,000 in the U.S., although a generic version is available in the third world that costs just 40 cents a pill.
- Acosta will be allowed to return to the White House on Friday.
- The case is still open, and the administration may choose to appeal the ruling.
Progressive America would be half as big, but twice as populated as its conservative twin.
- The new definition of a kilogram is based on a physical constant in quantum physics.
- Unlike the current definition of a kilogram, this measurement will never change.
- Scientists also voted to update the definitions of several other measurements in physics.
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