How long does a fever last??
Fever is an increase in body temperature to 38 ° C or more. It is a measure of the body’s immune system to get rid of pathogens that cause disease. The duration of a fever depends on the underlying disease.
How long does a fever last??
The duration of fever largely depends on the causative disease. Sometimes the duration of the fever provides clues for possible causes of the disease.
Takes fever two to three days it is difficult to draw any conclusions about the cause of the fever. In this case, the accompanying symptoms are essential to make a diagnosis. Pneumonia or a cold are possible.
Takes fever more than five to seven days on, the fever curve can be better interpreted. In the case of rubella, a rash occurs on the first day of the fever, in the case of scarlet fever, the first three days. In measles, a rash typically occurs on the fourth to fifth day of fever.
With a salmonella disease, chronic inflammation of the liver and biliary tract or with Pfeiffer’s glandular fever, the fever lasts for more than two weeks on.
Fever can even for months last for. Months-long fever occurs in diseases such as familial Mediterranean fever or other fever syndromes, such as inflammation of the prostate or epididymis.
This means that there are various causes of fever, and depending on the cause, fever can last for a few days to months.
Read more about: Family Mediterranean fever
What factors affect the duration of fever?
Fever arises from a Setpoint adjustment the body temperature in the hypothalamus our brains. Bacteria and their toxins activate the immune system. The breakdown products of the body’s own cells cause the release of messenger substances, the prostaglandins.
prostaglandins play an important role in the development and duration of fever, since they lead to a setpoint shift in the hypothalamus. The presence and quantity of bacteria and toxins, the body’s own breakdown products and prostaglandins influence the duration of fever.
Stress, age, health and metabolism also play a role in the duration of fever.
What can I do to shorten the duration of the fever??
If you have a fever, it is bed rest one of the most important home remedies. Stress should be avoided to shorten the duration of the fever. Physically demanding activities such as sports and heavy lifting should be avoided.
If you are sick, you need lots of sleep and rest. A healthy lifestyle and a balanced diet have a positive effect on health and complaints such as fever.
You can reduce the duration of fever by antipyretic drugs occupies. paracetamol inhibits the formation of prostaglandins and is effective against fever. The remedy works through another mechanism Acetylsalicylic acid (Aspirin®) in the formation of prostaglandins and has an antipyretic (antipyretic). In addition, home remedies work like Wadenwickel, hot tea and Apple Cider Vinegar towards the fever.
Do you have any further questions about antipyretic measures? Read more on the following page: How to lower fever? Home remedies for fever
Duration of fever after vaccination in the baby
Vaccinations are recommended for babies to protect children from harmful pathogens. The vaccines are generally well tolerated. Nevertheless, physical reactions can occur, especially after multiple vaccinations or life vaccines.
In addition to one inflammatory response at the puncture site with redness, swelling and pain fever occur. If a baby develops a fever after vaccination, it usually subsides after a few days.
To lower the fever are suitable Paracetamol suppositories with the baby. If the fever persists for more than a few days, you should see a pediatrician and have your baby examined for other causes of the fever.
More information about fever in toddlers can be found on the following page: Fever in the toddler
Duration of fever when teething
Teething can be accompanied by an increased body temperature or fever in children. The fever should go away after a few days. If the fever persists, you should see a pediatrician to rule out an infection as the cause of the fever.
You can find detailed information on this topic at Fever teething.
Duration of a rheumatic fever
Rheumatic fever is an autoimmune reaction that can occur a few weeks after a bacterial infection. Rheumatic fever causes various symptoms, often inflammation of the joints, skin and heart. Even if the disease is called rheumatic fever, it does not mean that there is an obligatory fever. Fever can be a symptom of rheumatic fever, but it does not have to occur. The fever can last for different lengths and depends largely on the course of the disease and the therapy.
Read more about: Rheumatic fever
Duration of fever in brochitis
Acute bronchitis is inflammation of the mucous membranes in the bronchi of the lungs. Viruses are often responsible for the disease and cause symptoms such as cough with expectoration and fever. Without treatment, most symptoms in a healthy person disappear after two weeks at the latest, while the cough often lasts longer. The fever can get high with bronchitis, but should no longer than a week last for. If there are concomitant diseases, an immune deficiency or other risk factors such as old age, the fever can last longer. High fever should be reduced in the context of acute bronchitis with antipyretic drugs.
For more information, see Duration of bronchitis.
Duration of the fever in the event of a virus infection
Fever often occurs as part of viral infections on. there it usually subsides after a few days.
The flu is, for example, a common viral infection that is associated with fever. There are also numerous different viruses that cause fever, among other things.
Fever can also pneumonia occur caused by viruses. Infection with mumps viruses can also lead to elevated temperatures.
In the case of a virus infection, the duration of the fever depends on the form of the disease and the general state of health of the person concerned. There are various forms of viral infections that are associated with elevated temperatures and fever, with the fever lasting for different lengths of time.
A virus infection can lead to a fever despite taking antibiotics. Read more about it at: Fever despite antibiotics – what to do?
Duration of the fever in case of flu
The real flu (influenza) is a serious virus-related infectious disease with inflammation of the respiratory tract, fatigue, fatigue and fever. Temperature values between 38.5 and 40 ° C are characteristic of a flu.
The flu lasts for an otherwise healthy person 7 to 10 days on while the fever mostly from the 3rd to the 5th day ongoing. When the fever sets in and how long it actually lasts depends on the state of health and risk groups.
The duration of the fever can increase with flu if people are chronically ill and / or suffer from a weakened immune system.
A second infection with bacteria, a complicated course of the disease and risk groups, i.e. children and old, weak people, can also lead to a longer-lasting fever due to the flu.
You can also find detailed information at Duration of flu.
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Duration of fever in pneumonia
Pneumonia is often accompanied by difficulty breathing, chills and fever. Particularly in the case of bacterial pneumonia, there is a rapid rise in body temperature.
The fever can 40 ° C to reach. Without antibiotic therapy body temperature drops at the end of the first week of illness.
The fever can last for more than a week if complications of pneumonia occur. With concomitant diseases, old age and an immune deficiency, the fever can last longer and urgently needs drug therapy.
Read more on this topic at Duration of pneumonia.
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Duration of fever with a cold
A cold (flu-like infection) causes cough, runny nose, hoarseness, headache and body aches. In contrast to the flu, the symptoms occur with a cold insidious on and the flu-like high fever usually stays away.
Nevertheless temperatures come over 38.5 ° C before colds. The fever is usually harmless and ends with the cold, that is about after three to seven days.
In healthy people, a cold is overcome after two weeks at the latest. With complications, immunodeficiency or comorbidities, the fever with a cold can last longer than a week.
For more information, read also: Duration of a cold
Duration of the fever with tonsillitis
Tonsillitis often causes fever. Adults who have tonsillitis suffer less from fever than children. When a tonsillitis if properly treated, the symptoms subside after a few days. That means that Fever should go away after a week. If it lasts longer, it should be examined whether there is another cause for the body temperature.
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