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The average human body temperature is 97.5 F to 99 F, not 98.6 F. A fever is a sign of infection or other conditions, such as COVID-19. Learn how to take your temperature, when to call a doctor, and what factors affect your body temperature.
- What Is Considered A Fever in Adults?
- High Fever in Adults
- When to Worry About Fever
- Causes of Fever
- Accompanying Symptoms
- Diagnosing The Cause of A Fever
- How to Treat A Fever at Home
The average body temperature is 98.6° F (37°C). But "normal" body temperature varies from person to person. It also changes during the day, rising a bit after you eat or exercise. Body temperature is often higher in the afternoon than it is when you wake up in the morning. Fever means a body temperature of 100.4° F (38°C) or higher.
While any temperature above your normal temperature range is considered a fever, there are different levels of fever severity: 1. Low-grade:99.1 to 100.4 F (37.3 to 38.0 C) 2. Moderate-grade:100.6 to 102.2 F (38.1 to 39.0 C) 3. High-grade:102.4 to 105.8 F (39.1 to 41 C).
If you have a fever over 104°F (40°C), you should call your doctor. Seek medical help right away if you have a fever along with any of these symptoms: 1. seizure 2. loss of consciousness 3. confusion 4. stiff neck 5. trouble breathing 6. severe pain anywhere in the body 7. swelling or inflammation of any part of the body 8. vaginal discharge that i...
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.
The following symptoms may also accompany fever: 1. sweats 2. chills 3. headache 4. achy muscles 5. lack of desire to eat 6. rash 7. restlessness 8. weakness. A very high fever can cause confusion, extreme sleepiness, irritability, and seizures.
To help determine why you have a fever, your doctor will ask you about: 1. other symptoms such as coughing, abdominal pain, vomiting, diarrhea, or pain when urinating 2. recent surgeries or injuries 3. recent vaccinations 4. new drugs you may be taking 5. recent travel, particularly travel abroad.
By itself, fever is usually harmless, though a high fever can be miserable. These steps may help you feel better: 1. Drink plenty of fluids to help cool your body and prevent dehydration. 2. Eat light foods that are easy to digest. 3. Get plenty of rest. 4. Take ibuprofen (Advil, Motrin, or others), naproxen (Aleve, Naprosyn, or others), or acetami...
- hhp_info@health.harvard.edu
May 7, 2022 · A fever is a temporary rise in body temperature caused by an infection or other factors. Learn how to measure, diagnose and treat a fever, and when to see a doctor for your child or yourself. Find out the symptoms, causes and complications of fever, and how to prevent them.
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Jun 11, 2022 · Learn how to measure and treat fever in adults and children, and when to seek medical attention. Find out what causes fever, how it affects the body, and how to prevent dehydration and complications.
A fever is when your body temperature is higher than normal, usually 100.4 F (38 C) or 100.0 F (37.8 C). Learn about the possible causes, symptoms, treatment and prevention of fever, and when to call the doctor.
Feb 27, 2021 · A fever is a higher than normal body temperature that can indicate an infection or illness. The normal range is 98.6°F (37°C) to 100°F (37.7°C), but it varies by age and method of taking the temperature. Learn what causes fever, how to take it correctly, and when to seek medical help.
Sep 17, 2019 · A fever is a sign that your immune system is fighting an infection or other illness. It usually happens when your body temperature is 100.4°F (38°C) or higher. A high or long-lasting fever can be a sign of a serious health condition, such as viral infection, bacterial infection, fungal infection, or heat exhaustion. Learn how to tell when a fever is serious and what to do if you have one.