Highest A Fever Can Go. It kills 58% or more of the people it affects. In addition to feeling hot, symptoms of a fever include:

But the reality is that a normal body temperature can fall within a wide range, from 97 f to 99 f. In an individual > 70 years old, a normal temp could be lower at 96.8°f (36°c). Certain inflammatory conditions, like rheumatoid arthritis and lupus, can cause fevers, said lisa alex, a physician at medical offices of manhattan.