Fever can support the immune system's attempt to gain advantage over infectious agents, such as viruses and bacteria, and it makes the body less favorable as a host for replicating viruses and bacteria, which are temperature sensitive. Infectious agents are not the only causes of fever, however.
Your sister's grandson is your great nephew. You are his great aunt (if you are a woman) or his great uncle (if you are a man).
Mr. Burns' great-great-grandmother's sister-in-law's brother's 4th great-grandson is Homer Simpson. Another line to Trixie Simpson goes like this: 1  Charles Montgomery Burns is the son of Clifford Burns and Daphne Burns.  Clifford Burns was the son of Wainwright Montgomery Burns and Evelyn Graycomb.