How does the immune system know how to raise the body’s temperature in response to an infection?

Answer by Tirumalai Kamala: Fever results not from the immune system alone but from immune system plus hypothalamus. Infections typically target specific cells, tissues and organs. This is called Tissue tropism. Some pathogens have a broad range, others narrow. Since infections can target every organ from skin, GI tract and lungs to heart and brain, […]