Feber har gennem tiderne altid været en frygtet sygdom. Under Henrik d. VIII’s tid led landet under ”Feberen” eller ”Svedesygen”, og folk døde som oftest af den.
Denne artikel handler om Hvad er feber, hvorfor får man feber og hvorfor skiftevis sveder man og ryster man når man har forhøjet kropstemperatur? I bunden af artiklen kan du svare os på, hvor informativ artiklen er ved at give den stjerner. Vurdér artiklen så kommende læsere på forhånd ved, om de får et fyldestgørende svar på det emne artiklen behandler. På forhånd mange tak for din hjælp.
Havde de nu vidst dengang hvad man ved i dag, nemlig at feber faktisk er en indikator på at du har en form for virus eller infektion i kroppen, og at en høj kropstemperatur faktisk er en hjælpende proces, havde historien nok set anderledes ud.
Hvad er feber?
Den almindelige definition på feber er en kropstemperatur over 38 grader. Der findes flere måder at måle en feber på – så som i endetarmen, i munden, i øret eller i armhulen.
Den mest korrekte og mest pålidelige måling foretages dog med et termometer i endetarmen, da dette sted ikke kan påvirkes af ydre faktorer, som kan påvirke resultatet.
Hvorfor får man feber?
Når krop
High temperature (fever) in adults
What is a high temperature?
Normal body temperature is different for everyone and changes during the day.
A high temperature is usually considered to be 38C or above. This is sometimes called a fever.
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
Important
If you feel hot or shivery, you may have a high temperature even if a thermometer says your temperature is below 38C.
Taking your temperature
You do not need to take your temperature using a thermometer, but you can if you have one.
Make sure you use it correctly to help get an accurate result.
Other types of thermometer
If you use a digital ear thermometer, follow the instructions that come with it. You usually need to gently pull your ear up and back before putting the thermometer in your ear.
Do not use:
- a glass thermometer because they can be dangerous
- an infrared thermometer because some do not meet UK regulations
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Fever is one of the body's most effective ways of fighting infection. It is part of your body's defense against infection-causing germs.
You get a fever most often when your body is trying to kill infectious invaders such as viruses or bacteria. A higher body temperature helps the immune system respond more vigorously to the attack, and makes it harder for these microbes to survive.
What is considered a fever in adults?
The average body temperature is ° 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 ° F (38°C) or higher.
High fever in adults
While any temperature above your normal temperature range is considered a fever, there are different levels of fever severity:
- Low-grade: to F ( to C)
- Moderate-grade: to F ( to C)
- High-grade: to F ( to 41 C).
When to worry about fever
If you have a fever over °F (40°C), you should call your doctor.
Seek medical help right away if you have a fever along with any of these sympto
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