A human beings when suffer with fever, can show many characteristics some of fevers are present continuosly or some follow on and off. Fevers are thus of six types and the type depends on the cause of the fever.
Continuous fever.
In continuous fever the temperature remains above normal throughout the day and does not fluctualte more than 1 degree centigrade in 24 hours. This type of fever may be present in urinary tract infections, typhoid, brucellosis, infective endocarditis, lobar pneumonia, Typhus fever etc.
Intermittent fever
In intermittent fever temperature is seen only for some hours in a day and comes back to normal for rest of the hours. If this spike of up and normal occurs every day it is quotidian, if every alternate day like fever today and normal tomorrow and again fever day after tomorrow, then it is called tertian and if this occur after every third day then it is quartan intermittent fever. This type of fever is seen in malaria, kala azar, pyemia, septicemia etc.
...more

I don't know about others but i suffer from chronic loveria