Fever, also referred to as pyrexia, is defined as having a temperature above the normal range due to an increase in the body's temperature set point. There is not a single agreed-upon upper limit for normal temperature with sources using values between 37.2 and 38.3 °C (99.0 and 100.9 °F) in humans.
- Fever (Disambiguation)
Film. Fever, a Polish film; Fever, an Australian-American...
- Fever (Disambiguation)
Rheumatic fever (RF) is an inflammatory disease that can involve the heart, joints, skin, and brain. The disease typically develops two to four weeks after a streptococcal throat infection .  Signs and symptoms include fever , multiple painful joints , involuntary muscle movements , and occasionally a characteristic non- itchy rash known as ...
A fever is when a person's body temperature is hotter than 37.5 degrees Celsius (99.5 Fahrenheit). Normal body temperature for humans varies based on a variety of factors, including age and level of physical activity. 
Q fever or query fever is a disease caused by infection with Coxiella burnetii, a bacterium that affects humans and other animals. This organism is uncommon, but may be found in cattle, sheep, goats, and other domestic mammals, including cats and dogs. The infection results from inhalation of a spore-like small-cell variant, and from contact with the milk, urine, feces, vaginal mucus, or semen of infected animals. Rarely, the disease is tick-borne. The incubation period is 9–40 days ...
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"Fever" is a song written by Eddie Cooley and Otis Blackwell, who used the pseudonym John Davenport. It was originally recorded by American R&B singer Little Willie John for his debut album, Fever (1956), and released as a single in April of the same year.
Typhoid fever is a type of enteric fever, along with paratyphoid fever. The cause is the bacterium Salmonella enterica subsp. enterica serovar Typhi growing in the intestines and blood. Typhoid is spread by eating or drinking food or water contaminated with the feces of an infected person.
Yellow fever is caused by yellow fever virus, an enveloped RNA virus 40–50 nm in width, the type species and namesake of the family Flaviviridae. It was the first illness shown to be transmissible by filtered human serum and transmitted by mosquitoes, by Walter Reed around 1900. 
Dengue fever is a mosquito-borne tropical disease caused by the dengue virus. Symptoms typically begin three to fourteen days after infection. These may include a high fever, headache, vomiting, muscle and joint pains, and a characteristic skin rash.
Scarlet fever is a disease resulting from a group A streptococcus (group A strep) infection, also known as Streptococcus pyogenes. The signs and symptoms include a sore throat , fever , headaches, swollen lymph nodes , and a characteristic rash. 
A fever is a temporary increase in your body temperature, often due to an illness. Having a fever is a sign that something out of the ordinary is going on in your body. For an adult, a fever may be uncomfortable, but usually isn't a cause for concern unless it reaches 103 F (39.4 C) or higher.