What about the assistance of fever? (2)

Nerve impulses from the hypothalamus spark the body’s heat conserving mechanisms, blood vessels in the skin constrict, preventing heat loss…  muscles contract, causing shivering.  We cover up with sweaters and blankets until the body temperature reaches its new set point.  As long as the fever remains mild (less than 106*F) and does not persist more than a few days (10 days or less), the raised temperature appears to increase the efficiency of the body’s infection-fighting agent,

Then antiviral substance interferon operates more effectively.  Phagocytes attack their prey with more speed and vigor.

Amazing isn’t it?


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