The onset of fever is the time when the fever begins.
Onset is a noun that means beginning, start, inception, commencement, or attack, assault, onslaught, charge. Example sentence: The onset of the fever was on Tuesday, so I should be fine by Monday for work.
It comes on suddenly and is characterized by stiffening of the muscles, fever, confusion and heavy sweating.
It's likely you are suffering the early onset of a fatal case of the ghey.
maybe cellulitis
When symptoms always appear during a particular season and disappear with the onset of cold weather, hay fever is almost certainly the culprit. For a more definitive diagnosis, a skin prick test is used
Meningitis (viral or bacterial) would be my first guess as those are the initial telltale signs. Also with this being the onset of summer Rocky Mountain spotted fever could be a suspect.
History of biliary colic or jaundice, nausea, vomiting, sudden onset of extreme pain in the upper right quadrant of the abdomen, fever, chills.
Are you of an age to be experiencing the onset of menopause? This could explain your symptoms. Otherwise, if the problem continues, check with a doctor.
Unusual abdominal pain and/or cramping may indicate the onset of premature labor. Mild cramping for the first day or two following the procedure is normal.
The incubation period (time between infection and onset of symptoms) of dengue fever is five to eight days. The fever typically runs its course in six to seven days, but convalescence is usually slow.
As the cold and the darkness of winter leaves us and the days become brighter and warmer with the onset of Spring, our hearts and spirits lighten and bring us a dizzying joy that stirs our blood and heats our bodies similar to symptoms of a fever. Answer offered by Ninette Bravo.
Rheumatoid arthritis. It can have early symptoms of fatigue, malaise (sense of not feeling right), aches and fever similar to the flu.