How To Recognize Signs Of A Fever: 9 Steps

Fever is the body’s natural response to viruses, infections or other illnesses; Fever creates an unfavorable environment for viruses, causing them to die within a few days. Fevers are sometimes difficult to identify, which presents great challenges when the cause of the fever is a serious medical condition. This article will help you identify a fever yourself and offer some tips on how to monitor if a fever is a sign of something more serious.

Diagnosis of fever

Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

Monitor body temperature if a thermometer is available. If your body temperature is 39.4 degrees Celsius or below, you can try treating your fever at home to see if your fever responds to this care. If your fever is higher than 40 degrees Celsius, you should call 911 or go to the emergency room because you need immediate medical attention.

Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

Try feeling the skin yourself if in doubt. When trying to self-diagnose a fever, it can be difficult to tell if your body temperature is 37 degrees Celsius or 38.4 degrees Celsius. So it’s better to watch for other signs of fever (like the instructions in this article). below).

If you diagnose someone with a fever, you can try feeling the temperature of your skin, then quickly check that person’s skin temperature. This makes it easier to compare whether the person has a fever. If your skin is much cooler, the person has a fever.

How accurate is this fever diagnosis? One study found that people who diagnose a fever by touching the skin often “overestimate the severity” of the fever rate, sometimes up to 40%.

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Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

Check for signs of dehydration. A fever is when the body sets up a higher internal temperature to fight harmful infections, viruses, or other malignancies. This is a natural defense mechanism. One obvious result when the body “turns on the switch” to increase heat is that the person becomes or feels dehydrated.

Signs of dehydration include:

Dry mouth


Headache and fatigue

Dry skin


Dehydration can be more severe if accompanied by vomiting or diarrhea. If you experience any of these symptoms, you need to drink lots of water to replace the lost fluid.

Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

Check for signs of muscle pain. In many cases, myalgia is associated with signs of dehydration and is particularly aggravated in patients with fever. Note : if the fever is accompanied by symptoms of back stiffness, you need to see a doctor immediately because this condition may be related to bacterial meningitis, which can potentially cause brain damage.

Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

Check for particularly bad signs of a fever. If the fever is 40 degrees Celsius or higher, you may experience some of the symptoms like hot flashes, dehydration, headache, muscle aches and weakness. If you have any of the following symptoms or have reason to suspect that you have a fever above 40 degrees Celsius, you should see your doctor immediately:

Having hallucinations

Confused or frustrated


Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

See a doctor if in doubt. If the person with the fever is a young child or the body temperature is higher than 39.4 degrees Celsius, you should see a doctor immediately. In most cases, it is perfectly acceptable to treat a low-grade or low-grade fever at home. However, in some cases, the underlying cause of the fever may require professional medical attention.

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Basic fever treatment

Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

Understand that for low-grade fever (low-grade fever), some doctors often recommend letting the body clear the fever on its own. Fever is the body’s natural response to a foreign substance. Interfering with the fever response before your body has time to attack the foreign factor can prolong your illness or make it harder to recognize other symptoms that accompany a fever.

Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

Take over-the-counter pain relievers. Over-the-counter pain relievers, such as NSAIDs (nonsteroidal anti-inflammatory drugs), can help treat some of the uncomfortable symptoms of fever. Usually, low-dose NSAIDs can provide good results.

Aspirin is for adults only. Giving aspirin to young children can lead to a dangerous condition called Reye’s Syndrome. Therefore, Aspirin is only recommended for adults.

Acetaminophen (Tylenol) or Ibuprofen (Advil) are medications that can be taken by people of all ages. If the body temperature remains high after taking the recommended dose, you should not take any more, but should consult your doctor.

Cách để Nhận biết dấu hiệu bị sốt: 9 Bước (kèm Ảnh) – wikiHow

Drink a lot of water. Water is essential for people with fever because water reduces the risk of dehydration, a serious concern during a fever. You should drink mainly water when you have a fever. Soda and tea (in moderation) can help soothe an upset stomach. Try accompanying liquid soups or broths when eating hard, dry foods.

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