Jul 27, 2017 · When is a Fever Dangerous in Adults? but there are other medical problems such as autoimmune disorders and severe dehydration that can trigger a fever. In a healthy adult, a normal, oral temperature reading should be above 97 degrees F, but below 99 degrees F. One degree above 99 degrees F is considered a fever in an adult. Oct 07, 2016 · A fever isn’t always a problem. Defined as a temporary increase in body temperature, a fever is just a symptom, not an illness. In fact, sometimes a fever can be a good thing: It’s often a sign that your body is fighting an infection or illness. But how do you know when a fever is dangerous? When is it time to see a doctor for a high.
Oct 07, 2018 · A fever is a body temperature above 100.4°F. A normal oral temperature for a resting, healthy adult is about 98.6°F (37°C) (for someone over 70 normal temp is 96.8°F (36°C)). Your temperature can go up or down 1 to 2 degrees throughout the day. Fever is a sign of inflammation or infection and is a common symptom of illness. Fever is not a. Feb 08, 2011 · Fever is generally not considered dangerous, but hyperthermia can cause dangerous rises in body temperature. This can be due to an extreme temperature associated with heat injury such as .
Doctors give trusted, helpful answers on causes, diagnosis, symptoms, treatment, and more: Dr. Schleimer on high fever in adults dangerous: When to see a doctor when. Apr 01, 2015 · Fever means a body temperature of 100.4° F (38°C) or higher. An infection, such as the flu, is the most common cause of fever. Other conditions can also cause a fever. These include diseases that produce inflammation, such as rheumatoid arthritis, reactions to drugs or vaccines, and even certain types of cancers. Fever symptoms.
Because fever helps the body defend against infection and because fever itself is not dangerous (unless it is higher than about 106° F [41.1° C]), there is some debate as to whether fever should be routinely treated. However, people with a high fever generally feel much better when the fever is treated.