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Viral Fever: All You Need to Know

The normal temperature of a human is 37 degrees Celsius or 98.6 degrees Fahrenheit. Anything above that is considered as high temperature or fever. Fever itself is not a disease but a symptom or manifestation of an underlying viral infection. Many other symptoms may arise, along with the fever, when one suffers from a Viral Infection. 

The latest pandemic, COVID-19, is also a viral infection which causes mild to moderate fever. Due to the spread of the infection, social distancing has been made mandatory. In case one feels sick or infected, they can opt for an online doctor consultation or online doctor chat, to get in touch with a medical professional from their homes.

What are the Symptoms?

Viral fever can range from 99 degrees Fahrenheit to 103 degrees Fahrenheit, depending on the virus, which has caused the infection.

The symptoms of a Viral fever also include

  • Sweating and chills
  • Dehydration
  • Severe headaches
  • Migraine
  • Pain in the muscles
  • Weakness and lightheadedness

These symptoms may last up to 3-4 days. In case you opt for an online video doctor consultation, make sure to tell them about the symptoms and its severity.

What are the Causes?

Viral fever is caused by a Virus. Viruses are small, submicroscopic agent which replicates inside a living organism. The fever is usually how the body reacts to the intruder. There are some viruses which do not survive in all kinds of temperatures.

A virus can spread through different modes.

  • Inhalation of the Virus: One can inhale the virus if someone who is suffering from the infection, coughs or sneezes near them, and they inhale the droplets. Flu and the common cold are spread in this manner.
  • Ingestion: Contamination of food and drinks by a virus is common. Incase, one consumes infected items, they may suffer from a viral infection.
  • Bodily fluids: Virus can spread from the mother to her growing fetus. Viral infections can also spread through the exchange of bodily fluids and blood. HIV and Hepatitis B are examples of such infections.
  • Biting: Insects and animal bites can also spread viral infections. Dengue fever and rabies are examples for the same.

When should you Consult a Doctor?

Fever is a very regular symptom and usually wears off in a day or two, but in case the fever exceeds 102 degrees Fahrenheit, it is best to opt for an online doctor consultation or head to the hospital.

Along with fever, there are some other symptoms that may be visible. Contact your doctor if to notice the following, along with the fever.

  • Migraine
  • Breathlessness
  • Pain in the chest
  • Pain in the abdomen
  • Vomiting
  • Allergic reactions like a rash or blisters
  • Stiffness in the neck
  • Seizures 
  • Disorientation and loss of consciousness

Due to the lockdown, many people worry about their medical needs and doctor appointments. Healthcare companies like Credihealth, offer online video doctor consultation, with specialists, from the comfort of the home.

What are the Diagnostic measures?

The doctor asks for signs and symptoms and medical history before recommending any diagnostic tests. Sometimes the above mentioned are sufficient for a diagnosis.

Viral infections usually have some standard lab tests which are recommended by a doctor. These include

  • Swab test – Incase the fever accompanies cough or cold, a throat swab is taken for testing. This technique is being used to diagnose coronavirus patients.
  • Blood or bodily fluid test – These tests are done to look for certain markers which indicate if the infection is bacterial or viral. White blood cell count is important for this test.

In some severe cases, a chest X-ray may also be advised.

What are the Treatment options?

After reviewing the report, the doctor may prescribe some medicines to manage the symptoms. Antibiotics do not work for viral infections.

Some available treatment methods include

  • Resting as much as possible
  • Taking plenty of fluids and water
  • Managing symptoms with over-the-counter medicines
  • Taking antiviral medications advised by the doctor


Viral infection can get serious if accompanied by other symptoms. If alone, they usually subside within a week. You can always choose to speak with a specialist through online doctor consultation to reduce your travel time and risk to exposure, especially during this time.

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