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Examples
1. Fever, clinically known as pyrexia, is an abnormal increase in body temperature, usually due to an illness.
2. Fun fact: at night, your core body temperature drops slightly, allowing you to fall asleep.6 But a temperature over 100.4 degrees Fahrenheit, or 38 degrees Celsius, usually means that you have a fever caused by infections or an illness.5 Fever, also known as pyrexia, is an important part of the immune system’s response to an invading bacterium or virus.
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