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Infectious disease specialists debate whether it's better to give the strongest antibiotics all at once for drug-resistant germs or save the most innovative medicines for use as a last resort.
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All kinds of bacteria live with us indoors, and some can make us sick. A new study shows that rooms exposed to light had about half the live bacteria found in rooms that were kept in darkness.
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That strong, sturdy handshake your grandpa taught you isn't the cleanest way to greet someone, scientists say. So should doctors and nurses in hospitals start bumping fists?