Author Question: ________ is a respiratory infection causing pressure, pain and often a headache. (Read 30 times)



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Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

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People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

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