Causes of Fever
The hypothalamus (a part of the brain) controls body temperature, which usually varies throughout the day from the normal temperature of 98–100° Fahrenheit(36–37° Centigrade).
In response to an illness, infection, or some other cause, the hypothalamus may reset your body to a higher temp.
The most common causes of fever are:
- The most common reason for fever are infections such as
- stomach bugs (gastroenteritis).
Other causes include:
- Infections of the ear,
- the bladder, or kidney.
- Conditions that cause inflammation
- Side effects of drugs
causes of fever
Other causes of fever include:
- A blood clot deep in the veins can cause a fever but usually accompanied by symptoms, such as
- localized pain, &
- Autoimmune diseases such as inflammatory bowel disease
- lupus sometimes cause fevers
- Hormone disorders such as hyperthyroidism
- Illegal drugs such as amphetamines & cocaine
- Infections of the bladder or kidney, throat, skin, lungs, ear, etc
- Sinus infections
- The common cold
- Localized infections
- Influenza (the flu)
- Immune reactions to childhood vaccinations
- Gastrointestinal infections
- Much less frequently, a fever may signal a chronic illness or life-threatening condition like meningitis.
- A person who has a difficult fever that persists for some weeks must talk to a physician because it may indicate cancers, like
- Hodgkin’s disease, &
- Non-Hodgkin’s lymphoma
Some other causes of fever are:
- Amphetamine abuse
- Alcohol withdrawal
- An infection, such as chickenpox, strep throat, flu, or pneumonia
- Some medications
- Overexposure of skin to sunlight, or sunburn
Hygiene — fevers are commonly caused by viral or bacterial infections. Excellent hygiene practices help decrease the chance of developing a disease. This includes hand-washing before & after meals, & after going to the toilet.
Non-steroidal anti-inflammatory drugs (NSAIDs) such as
- mefenamic acid, &
- ibuprofen can help bring a fever down.
However, a mild fever may be helping combat the virus or bacterium that is causing the infection. It may not be ideal for bringing it low.
If a bacterial infection has caused the fever, the physician may prescribe an antibiotic.
If a fever has been caused by a cold, which is caused by a viral infection, NSAIDs may be used, such as panadol cf, Arinac, etc. to relieve uncomfortable symptoms. Antibiotics do not affect viruses & will not be prescribed by your physician for a viral infection.
Liquid intake Anyone with a fever should take plenty of liquids to prevent dehydration. Dehydration will complicate any illness.
NSAIDs would not be useful if the person’s fever caused by hot weather or sustained strenuous exercise. The patient needs to be cooled. If they are confused or unconscious, they should be treated by a physician straight away.
How can I reduce the fever at home?
Take a cold bath, which will feel cool when you have a fever
Apply cold water to yourself.
Wear light clothing.
Try to avoid using too many extra overlay when you have chills.
Drink plenty of cool or room-temp. water.
Take ice cream.
When to call a doctor
call a doctor about a fever if causes of fever
It rises above 105°F
The fever lasts longer than three days or remains high despite home treatment.
A rash accompanies the temperature.
The fever is associated with swelling or intense pain in any site of the body.
Need to seek emergency medical treatment for a fever if:
A child experiences a seizure for the first time or forfeiture that lasts longer than five minutes.
The person has a weakened immune system.
The temperature is accompanied simply by confusion or loss in awareness.
The fever accompanied by signs of dehydration, such as urinating less than three times a day or very dark urine or
the child is under three months old.
The fever followed by a rapidly spreading rash or a wound with streaks.
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