Types of Fever Based on Temperature to Cause

KOMPAS.com – Fever is one of the most common illnesses experienced by everyone from infants to the elderly with various types.

quote NetmedsFever occurs when our body temperature is higher than normal, which is around 36-37 Celsius.

Meanwhile, fever has several types that need to be recognized.

Also read: 14 Fever Reducing Foods That Are Good To Consume

Based on temperature

Based on body temperature, there are several types of fever, namely:

  1. Mild fever: occurs when body temperature rises to 38 Celsius
  2. Moderate fever: if the temperature rises above 39.1-40 Celsius
  3. High fever: indicates if the body temperature is 39.4 Celsius or more.
  4. Hyperpyrexia: if the temperature is above 41 Celsius.

By duration

quote NetmedsMost fevers subside on their own within 1-3 days. However, there are also types of fever that can last more than that.

The following types of fever are based on their duration:

  1. I: if the duration of fever is less than 7 days
  2. Sub-acute: if the fever lasts up to 14 days
  3. Chronic or persistent: if the fever persists for more than 14 days.

Also read: 3 Ways to Lower Fever with a Warm Compress

By character

Based on its character, experts divide the types of fever as follows:

Intermittent fever

quote medicine netThis type of intermittent fever has a base that fluctuates between normal temperature and the level of fever throughout the day.

quote only my health, intermittent fever keeps body temperature normal during the day, but increases at night.

According to Dr Sumeet Nigam, General Physician from Sahara Hospital, Lucknow, this fever is caused by a parasitic or bacterial infection.

Sometimes it can also be a symptom of malaria or septicaermia.

Intermittent fever is further divided into 3 types:

  • Quotidian Fever
  • Tertiary fever
  • Quartan Fever

Symptoms of intermittent fever include:

  • High fever at night
  • Shivering and vomiting
  • Experiencing cold
  • Stomach ache or body ache

Also read: 5 Fever Reducing Fruits that are Good to Consume when Body Temperature Rises

Remittent fever

quote medicine netthis type of fever may come and go, body temperature fluctuates. Even though it drops, it never drops back to normal.

quote Only My Healthtemperature fluctuations can occur throughout the day.

Remittent fever can be caused by bacterial infection, parasitic infection, etc.

Therefore, it causes a great threat to the body, especially among children.

This type of fever can also lead to brucellosis, which is a medical condition that causes the endocarditis to become infected.

Endocarditis is inflammation of the endocardium, which is the inner lining of the heart.

Remittent fever can also occur due to inflammation of the deep tissues of the heart.

Symptoms of remittance fever include:

  • Stomach ache
  • Feeling restless
  • Irregular bowel movements
  • Fatigue
  • Throw up
  • High temperature

Read also: Know the characteristics of the symptoms of a special type of fever

Constant fever (continuous)

quote medicine netThis type of fever is called a “continuous” fever, this is a prolonged fever with little or no change in temperature over the course of a day.

quote Only My Healththis type of fever is caused by an underlying health problem that may be related to pneumonia, UTI, or typhoid fever.

This can lead to complications if not treated in a timely manner.

A persistent fever has similar symptoms to most other fevers, the symptoms largely depending on the underlying health problem.

Persistent (long-lasting) fever

quote Medicine Net, Fever will usually go away on its own after 1-3 days.

Unlike other fevers, this type can last anywhere from 10 to 14 days or more.

However, this fever is usually mild.

Also read: Fever in Children

Based on cause

Fever also generally occurs as a sign of other illnesses, from mild to serious, such as dengue fever and Covid-19.

Fever has many different causes, so there are several types of fever.

quote my medBased on the underlying cause, some of the most common types of fever include:

viral infection

Most viral fevers are caused by airborne viruses that can cause accompanying symptoms of nausea and vomiting, abdominal pain and diarrhea along with the fever.

This fever usually goes away over time, with or without over-the-counter (over-the-counter) relief medications.

Bacterial infection

Bacterial infections can affect almost any and every organ system in the body, namely:

  • Central nervous system: brain and spinal cord
  • Lower respiratory system
  • Upper respiratory system
  • Genitourinary system: affects the bladder, kidneys, and urinary tract
  • Reproduction system
  • Gastrointestinal system: digestive system
  • Circulatory system: heart and lungs
  • Skin.

Antibiotics are needed to treat areas that have fever due to bacteria.

Also read: How to Reduce Fever?

fungal infection

Fungal infections can also affect organ systems in the body causing fever.

A physical examination and testing can determine the cause of the yeast infection. These types of associated infections are usually treated with antifungal medications.

Animal exposure

Rare bacteria can be infected by those who work closely with animals (livestock).

Exposure can include contact with infected animal urine or consuming unpasteurized animal dairy products.

Displays can cause:

  • Headache
  • Muscle and joint pain
  • Fever
  • Freezing.


A common type of fever experienced by travelers due to exposure to new foods, insects, poisons, or some vaccine-preventable diseases (such as yellow fever).

A low-grade fever can occur after travelers accidentally consume contaminated water or unpasteurized fruit, vegetables, and dairy products.

Antibiotics can be used to treat symptoms of fever, nausea, vomiting, headache and flatulence.

Also read: Here’s the Right Handling for Dengue Fever in accordance with the 3 Phases of DHF

Blood clotting

Blood clots can develop in the legs (calf) and cause pain and swelling.

When a blood clot breaks apart and travels through the bloodstream to the lungs, inflammation of the blood vessels (pulmonary embolus), chest pain, and breathing problems occur.

The inflammation can then cause a fever.


Starting a new medication can cause fever as a side effect. The fever usually goes away with stopping the medication.

In some cases, a fever after starting a new medication can be caused by an allergic reaction.

In this case, the development of fever usually occurs immediately.


A person can have a high fever due to an environmental factor called hyperthermia.

This type of fever is caused by prolonged strenuous physical activity from hot and humid weather conditions.

Hyperthermia (environmental fever) can cause a person to experience lethargy, confusion and even into a coma.

This type is considered a medical emergency and a person should be taken to the hospital immediately.

Also read: Recognize the Causes of Fever, from the Flu to Covid-19


Pyrogens are one of the chemicals that can cause fever in those battling cancer, especially when infected with tumors.

Drugs used to treat cancer can also cause a fever as a side effect and cause a weakening of the immune system.

Special medical conditions

This type of fever is the result of certain medical conditions, such as diabetes or HIV, which prevent a person’s immune system from working effectively in the body.

This condition makes the individual very susceptible to infections that cause fever.

In some cases, it may be difficult to find the cause of the fever, depending on the type of illness.

When a person has a condition that limits the body’s ability (immune system) to fend off infection, the symptoms of a fever can be dangerous or life-threatening.

This type of fever should be seen and treated by a medical professional as soon as possible.

Also read: 11 Good Foods to Eat When You Have a Fever

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