Low-Grade Fever: Causes, Symptoms, and Treatment

what is a low grade fever

The human body is unique and wondrous in many ways. One of its many wonders is the fact that whenever the body feels unwell, it tries to display it using certain symptoms. So, what is a low grade fever? and how we can know the symptoms. These symptoms indicate to us that something is wrong in our body- it might be an infection or a disease that is causing these symptoms. In this blog, we will discuss the causes, symptoms, and treatments of a low-grade fever.

A fever is one of the indications that our body gives to us to portray that something is amiss. 

In medical terms, we call fever pyrexia or hyperthermia. It is an increase in body temperature. A low-grade fever means that your body temperature is between 99 F to about 101 F. However, there is still some debate about the exact range. 

What is a Low-Grade Fever?

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You experience an increase in your body temperature when your body is trying to fight low grade fever some kind of infection. However, in case this fever persists for a long time, you may need to see your doctor figure out the cause.

Your body has a normal temperature of 98.6 F. Low-grade fever occurs when your normal temperature goes up by a degree to about 3 degrees.

There are a plethora of factors that can cause your body temperature to fluctuate. You might be suffering from some bacterial or viral infection. Another possibility is that you might have suffered an injury and your body is trying to heal itself.

In these COVID times, stress and depression have been on the rise. These are also some common causes of a low-grade fever. Let’s have a detailed look at the causes of low-grade fever and what they mean for you.

Causes of a Low-Grade Fever

what is a low grade fever

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  • A common cold is the most frequent cause of a low-grade fever.
  • You might be suffering from the flu or sinus infection, both of which trigger a fever.
  • Measles and German measles or rubella can cause a fever.
  • Certain infections in your stomach i.e. gastrointestinal infections can cause pain in your stomach accompanied by a fever.
  • A urinary tract infection can irritate the pubic area. It often causes a low-grade fever too.
  • In case you are suffering from pneumonia, you will likely develop a low-grade fever.
  • Ear infections are also a common cause.
  • E. coli is a bacterium in your lower intestine. Usually harmless, but they can cause severe food poisoning. You might face an increase in your temperature too.
  • STDs often cause a low-grade fever too. This is accompanied by symptoms like rashes on your body and pubic area. You might feel itchy down there along with some kind of a discharge. The symptoms vary from disease to disease.

Some Other Causes Of Low-Grade Fever

what is a low grade fever

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  • Recently, COVID-19 has become the leading cause of fevers across the world. In mild and severe cases, almost all patients experience a low-grade fever. You might lose your sense of smell and taste; suffer from mild to severe cold and have breathing issues.
  • Several vaccines like the flu shot cause a fever. This indicates that your body is developing immunity against the disease. In addition, the COVID-19 vaccine also causes low-grade fever, body aches, and mild allergies.
  • Side effects and allergies to medication often manifest in the form of a fever. Ensure that whenever you visit a doctor, tell him in advance about your allergies so that he can avoid giving you medicine that might cause a reaction.
  • In infants, teething can cause a low-grade fever. Quite often, it is not a cause of concern.
  • Stress is a major cause of a low-grade fever. During the pandemic, stress levels of people have shot through the roof. 

They worry about their financial position as well as their job status. Losing loved ones to Covid is also a traumatic experience for all of us. Therefore, when the stress levels go beyond the body’s ability to deal with them, it signals its exhaustion through such symptoms.

  • Finally, your low-grade fever can have a serious cause. Persistent fever can indicate some serious ailments like cancer or tumor. In case you face other symptoms of the conditions along with a fever, book an appointment with your doctor ASAP.

Symptoms of a Low-Grade Fever

what is a low grade fever

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Let’s look at some of the common symptoms of a low-grade fever:

  • Feeling of weakness: We can begin with the most common symptom that you might experience. This is a general feeling of being unwell and not wanting to get out of bed.

You might feel extremely weak and disoriented.

  • Chills: A fever is often accompanied by a feeling of being chilly. You might want to wear a thin sweater or wrap up yourself in a blanket even if the weather is normal.
  • Sweating: You might sweat profusely in case you have a low-grade fever.
  • Headache: A fever causes a mild to severe headache. In case your fever is very high, put a wet cloth on your forehead to bring down the temperature.
  • Body ache: In addition to a headache, your entire body might feel sore.
  • Dehydration: A fever might dry up your mouth and leave you dehydrated. Increase your water intake. This means frequent visits to the bathroom, which will release all the toxins from your body and bring down your temperature faster.
  • Dehydration also causes a lack of urinary output.
  • Loss of appetite: There is a chance that you feel full and don’t feel like eating anything.
  • In severe cases, you might start hallucinating and feel dizzy coupled with a very high fever. Visit a doctor immediately.

Treatment of a Low-Grade Fever

what is a low grade fever

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  • Usually, a low-grade fever will pass on its own if you take a good night’s rest and don’t overexert yourself.
  • However, if it doesn’t pass that easily, you need to take some self-help steps.
  • Start by isolating yourself so that you don’t pass the infection to others.
  • Next, cover yourself properly and avoid consuming cold water or any cold food items. They might make your fever worse.
  • Eat warm food. Prepare homemade soup. It will soothe your throat and increase your nutrient intake. This will cure the infection faster.
  • Increase your fluid intake. Drink water, juices, etc.
  • Rest as much as you can and avoid taking stress.
  • You can also choose to take some OTC fever medication like ibuprofen or aspirin.
  • Don’t give any medicine to your infant without consulting a doctor.

When to See a Doctor

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In some cases, your fever might not be as harmless as it seems. You need to book an appointment with your doctor in case you experience any of the following symptoms:

  • A fever that lasts more than 3-4 days
  • A constant high temperature
  • A feeling of disorientation and dizziness
  • Confusion
  • Severe body and headache
  • Hallucinations
  • Intense nausea and stomach pain
  • Pain while urinating
  • Mild, moderate, or severe pain in your chest

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The Final Word

A low-grade fever usually passes on its own. It can indicate a minor infection in the body or can be a sign of exhaustion.

However, if the fever persists, especially in the case of infants and babies, you ought to visit your primary health care provider. Figuring out the cause in time is very important.

Stay healthy, safe, and happy!

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