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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 1588 times) |
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.