A fever is one way your body fights illness—your body temperature goes up to kill bacteria that cannot live at the higher temperatures. Although it may not be comfortable, a temperature of up to 102°F is generally good for you. Most healthy adults can tolerate a fever as high as 103°F to 104°F for short periods of time without having problems. Mar 19, 2018 · High Fever in Adults. On the other hand, people with high-grade fever have body temperature above 104 degree F. It can be a symptom of a serious illness, and the immediate priority should be to determine the cause and bring down the abnormally high temperature. High fever lasting for long periods (more than 2 days) can be life-threatening.Author: Nicks J.
This is called fever of unknown origin. It occurs when you have a fever above 100.9˚F (38.3°C) for 3 weeks or more. The following are common causes of fever: An infection caused by a virus or bacteria. An inflammatory disorder, such as arthritis. A brain infection or injury. Alcohol or . A spiking fever can be dangerous and often requires medical intervention, especially if the high fever lasts for more than 72 hours. According to the Medical University of South Carolina (MUSC), when a high fever persists, it can be dangerous. It can also be a sign that a serious medical condition is present.
Oct 07, 2016 · Adults with a fever higher than 105 degrees F or a fever over 103 degrees F that rises or lasts longer than 48 hours; In addition, you should seek medical care if you have a fever accompanied by rash and bruising, difficulty breathing, and/or pain while urinating. Fever in Adults. Although 98.6 ° F (37 ° C) is considered normal temperature, body temperature varies throughout the day. It is lowest in the early morning and highest in the late afternoon—sometimes reaching 99.9 ° F (37.7 ° C). Similarly, a fever does not stay at a constant temperature.