Glossary
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b
Booster
A substance that increases the effectiveness of a medicine.
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Bout
A period of activity, such as exercise.
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Bronchitis
An inflammation of the main air passages to the lungs. Bronchitis may be short-lived (acute) or chronic, meaning that it lasts a long time and often recurs.
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Bursa
A closed fluid-filled pouch or sac that provides a gliding surface to reduce friction between tissues of the body
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By-product
Something produced in a biological process in addition to the main product.
