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A fever is defined as a body temperature above 100.4°F (38°C). The normal oral temperature for a resting, healthy adult is about 98.6°F (37°C). However, what is considered a “normal” body temperature can vary by one degree based on age, race, and other factors.
What is considered a fever in adults? 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.
Normal body temperature is 98.6 degrees Fahrenheit, and anything above 99.5 F (when measured orally with a thermometer) is considered a fever in both children and adults. Your body temperature can rise naturally throughout the day and is usually higher in the evening.
A sustained temperature greater than 107.6 F can even lead to brain damage. This article will explain what fevers are and how to know when a fever is too high. It will also describe how fever is treated and when it's time to seek emergency medical care.
Fungi. Drug. Toxin. These invaders are fever-producing substances called pyrogens that trigger your body’s immune response. Pyrogens tell your brain to increase your body temperature to fight off the infections. Common medical conditions associated with high-grade fevers include: Intracranial hemorrhage. Thyroid storm. Serotonin syndrome. Sepsis.
Hypothermia (Low Body Temperature) If your body loses too much heat, it can be very serious, even fatal. Hypothermia is when your body temperature goes below 95 F, and your body is losing...
What is considered a fever? Common knowledge states that a “normal” body temperature is 98.6 degrees Fahrenheit (37 degrees Celsius). But your baseline body temperature may vary by a degree or more. It also fluctuates. It’s typically lower in the morning and higher in the evening.