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18 sty 2024 · A fever is a body temperature of 38°C (100.4°F) or higher, caused by your immune system reacting to an infection or illness. Learn how to measure fever, when to treat it and when to call your doctor for fever in adults and children.
Check if you have a high temperature. You may have a high temperature if: your chest or back feel hotter than usual. you have other symptoms, such as shivering (chills), sweating or warm, red skin (this may be harder to see on black or brown skin) a thermometer says your temperature is 38C or above.
22 maj 2023 · A fever is a body temperature of 100.4° F (38°C) or higher, which can be a sign of infection or other conditions. A fever over 104°F (40°C) is a medical emergency. Learn how to treat a fever at home and when to call your doctor.
7 maj 2022 · A fever is a temporary rise in body temperature caused by an infection or other factors. Learn how to measure, treat and prevent fever, and when to see a doctor for different age groups.
Fever is a part of your body’s immune response and is usually caused by infection. A fever causes a high temperature but can also cause sweating and chills. You can take your temperature with a thermometer to check if you have a fever. If you or your child has a fever, rest, keep cool and stay hydrated.
A fever is a sign of infection or other illness, and a high-grade fever is above 104°F (40°C). Learn about the types, causes, complications, and treatments of fever in adults, and when to call a doctor.
Very high fever (40 degrees Celsius or higher) With a very high fever, you will usually want to stay in bed or be inactive. You will not feel well enough to carry out normal activities. You’ll feel hot to the touch and you may have lost your appetite. When to see a GP.
