Why Do Fevers Get Worse at Night?

The video explains why fevers often rise at night due to the body's circadian rhythm and the role of the hypothalamus in regulating body temperature. It discusses how the immune system and pyrogens contribute to fever, especially at night, and highlights exceptions like bacterial pneumonia and malaria. The video advises monitoring temperature at the same time daily, preferably between 6:00 and 8:00 PM, to track health changes. It emphasizes consulting healthcare professionals for concerns.

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