At what temperature is it considered a COVID-19 fever? 4 effective management strategies

Fever is one of the most common symptoms of COVID-19. Early recognition of fever and understanding its severity can greatly assist in monitoring, treatment, and limiting the spread of the virus. So, at what temperature is it considered a COVID-19 fever? How should it be managed? Let’s explore this right now.

Fever and Important Information

What is fever? Fever is when the body temperature rises above normal (over 37.5°C) due to the activation of the immune mechanism to fight off pathogens, including viruses, bacteria, etc. (Source: Vinmec Hospital)

What body temperature is considered a fever?

  • Mild fever: 37.5 – 38.4°C
  • Moderate fever: 38.5 – 39°C
  • High fever: 39.1 – 40°C
  • Dangerous fever: Over 40°C

How does COVID-19 cause fever? When the SARS-CoV-2 virus invades, the immune system is activated, releasing inflammatory substances that increase body temperature to create an unfavorable environment for pathogens.

What temperature is considered a COVID-19 fever? Characteristics of COVID-19 fever

“At what temperature is it considered a COVID-19 fever?” – Usually, the fever ranges from mild to moderate (38 – 39°C), with a few cases experiencing high fever over 39.5°C. The fever can last for several days and recur. It is accompanied by other respiratory inflammation symptoms such as cough, sore throat, fatigue, and body aches.

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what-temperature-is-it-considered-a-covid-19-fever-1

What temperature is it considered a COVID-19 fever? A high fever over 39.5°C can last for several days.

Effective Management of COVID-19 Fever

Regularly monitor temperature

“At what temperature is it considered a COVID-19 fever?” – Use a thermometer to measure temperature at least twice a day or when fever is suspected. Measurement sites: armpit, mouth, ear, rectum. (Note that temperature readings may vary between sites.)

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What temperature is it considered a COVID-19 fever? Use a thermometer to measure temperature at least twice a day

“What temperature is considered a COVID-19 fever?” How to reduce fever?

  • Use warm compresses for mild or moderate fever.
  • “At what temperature is it considered a COVID-19 fever?” – For high fever over 38.5°C or accompanied by severe headache and body aches: Use paracetamol at a dose of 10-15mg/kg body weight, every 4-6 hours.
  • Do not self-medicate with aspirin, ibuprofen, or other drugs without a doctor’s prescription.

Other supportive methods

  • Drink plenty of water, preferably use Oresol to replenish fluids and electrolytes.
  • Rest adequately, eat soft, liquid, easily digestible foods.
  • Clean the nose and throat, keep the living environment clean and well-ventilated.

When to see a doctor immediately?

  • High fever does not subside after taking medication.
  • Fever persists for many days continuously.
  • Severe symptoms appear: difficulty breathing, cyanosis, lethargy, seizures…
  • Belonging to high-risk groups: young children, elderly, people with underlying conditions.

Preventing COVID-19 Fever

  • Get fully vaccinated against COVID-19 as recommended.
  • Strictly follow the 5K guidelines: Mask – Disinfection – Distance – No gathering – Health declaration.
  • Maintain a healthy lifestyle: good nutrition, exercise, and a positive mindset.

Recognizing COVID-19 Fever and Other Diseases

“At what temperature is it considered a COVID-19 fever?” – Besides COVID-19, other diseases like dengue fever and common viral fevers can also cause similar fever symptoms. Therefore, if you develop a fever, you should proactively get tested for COVID-19 for an accurate diagnosis, especially in the context of an ongoing pandemic.

Below are some questions related to “what temperature is it considered a COVID-19 fever

  • Where should temperature be measured in children suspected of having COVID-19?
    • “At what temperature is it considered a COVID-19 fever?” – Armpit: The most common and easiest method, though it may be less accurate than other sites.
    • Rectum: The most accurate method, especially suitable for young children, but requires careful technique and hygiene.
    • Mouth: Usually used for older children who can hold the thermometer properly.

    Note:

    • Use specialized thermometers for children, ensuring hygiene.
    • Measure temperature in a cool environment, avoiding situations where the child is overdressed as it can affect the results.
    • Record the temperature readings to closely monitor the child’s fever status.
  • Do adults with a mild fever suspected of COVID-19 need to take fever-reducing medication immediately?
    • Mild fever (38 – 38.5°C) is typically a natural response of the body to fight the virus. Therefore, adults with a mild fever suspected of COVID-19 do not need to rush to take fever-reducing medication.
    • Priority should be given to non-drug fever-reducing methods:
      • Drink plenty of water, supplement electrolytes.
      • Use cool compresses.
      • Rest adequately.
      • Wear light, breathable clothing.
    • Only use fever-reducing medication (paracetamol) when:
      • Fever is over 38.5°C.
      • Fever is accompanied by uncomfortable symptoms such as headache and body aches.
      • Fever affects the patient’s daily activities and rest.

    Note:

    • Use fever-reducing medication as directed by a doctor or manufacturer.
    • Do not self-medicate with other fever-reducing drugs, especially aspirin, for those at risk of bleeding.
    • Monitor the fever status after taking medication. If the fever does not subside or worsens, see a doctor immediately.
  • What temperature is considered a high fever due to COVID-19?
    • High fever due to COVID-19 is usually 38.5°C or higher.
    • However, fever levels can vary among individuals. Some cases may experience fever over 39.5°C.
    • Additionally, note that:
      • Fever lasting more than 3 days can indicate complications from COVID-19.
      • Fever accompanied by severe symptoms such as difficulty breathing, cyanosis, lethargy, seizures… requires immediate medical attention.

     

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“What temperature is it considered a COVID-19 fever?” – Fever lasting more than 3 days can indicate complications from COVID-19.

 

  • What other symptoms can help recognize COVID-19 fever?

    Besides fever, COVID-19 fever often comes with other symptoms such as:

    • Dry cough or cough with phlegm.
    • Fatigue.
    • Headache, body aches.
    • Nasal congestion, runny nose.
    • Loss of taste and smell.
    • Sore throat.
    • Diarrhea (less common).

    Note: The severity and duration of symptoms can vary among individuals.

    If you suspect having COVID-19, get tested for an accurate diagnosis.

  • How long can COVID-19 fever last?
    • The duration of COVID-19 fever can range from a few days to 2 weeks.
    • On average, the fever usually lasts about 5-7 days.
    • However, some cases may have a prolonged fever, especially in people with underlying conditions.

    Note:

    • If the fever lasts more than 2 weeks or worsens, see a doctor for timely examination and treatment.
    • Even after the fever subsides, patients still need to monitor their health and rest adequately to fully recover.

Here are some scientific references related to “what temperature is it considered a COVID-19 fever

  1. Centers for Disease Control and Prevention (CDC):
    • “Fever is a common symptom of COVID-19. Most people with COVID-19 will experience fever.”
    • “Normal body temperature is 98.6°F (37°C). Fever is defined as a body temperature of 100.4°F (38°C) or higher.”
    • “What temperature is considered a COVID-19 fever?” – People with COVID-19 can experience mild to high fever.
  2. World Health Organization (WHO):
    • “Fever is a common symptom of COVID-19, occurring in more than 85% of reported cases.”
    • “Normal body temperature is 36.5 – 37.5°C. Fever is defined as a body temperature of 38°C or higher.”
    • “What temperature is considered a COVID-19 fever?” – People with COVID-19 can experience mild to high fever, sometimes over 39°C.”
  3. New England Journal of Medicine (NEJM):
    • “In a study of 1,099 people with COVID-19, 89% experienced fever.”
    • “The average temperature of those with fever was 38.1°C.”
    • “Only 1% of people with COVID-19 did not have a fever.”
  4. Johns Hopkins University Hospital:
    • “Fever is the second most common symptom of COVID-19, after cough.”
    • “Normal body temperature is 98.6°F (37°C). Fever is defined as a body temperature of 100.4°F (38°C) or higher.”
    • “People with COVID-19 can experience mild to high fever, sometimes over 39°C.”
  5. Oxford University:
    • “In a study of 7,023 people with COVID-19, 85% experienced fever.”
    • “The average temperature of those with fever was 38.2°C.”
    • “Only 2% of people with COVID-19 did not have a fever.”

Conclusion

Understanding “what temperature is it considered a COVID-19 fever” will help you effectively monitor your health. Manage fever properly, contact a doctor when necessary, and always prioritize disease prevention to protect yourself and the community.

References:

https://www.thelancet.com/journals/lanres/home

https://coronavirus.jhu.edu/

https://www.cdc.gov/

Kiểm Duyệt Nội Dung

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