Arihant Clinic Lucknow was established in 2015 to offer healthcare of highest standards to the population of Lucknow and surrounding villages with service as our sole motto.

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Most people have a body temperature of about 98.6°F (37°C). Anything a degree above this is considered a fever. Fevers are often a sign that your body is fighting off some type of bacterial or viral infection. A viral fever is any fever that’s caused by an underlying viral illness

A variety of viral infections can affect humans, from the common cold to the flu. A low-grade fever is a symptom of many viral infections. But some viral infections, such as dengue fever, can cause a higher fever.

Signs and Symptoms of Viral Fever


  • Children ages 0 to 3 months: Rectal temperature is 100.4°F (38°C) or higher.
  • Children ages 3 to 6 months: Rectal temperature is above 102°F (39°C) and they’re irritable or sleepy.
  • Children ages 6 to 24 months: Rectal temperature is above 102°F (39°C) that lasts for more than a day. If they have other symptoms, such as a rash, cough, or diarrhea, you may want to call sooner.

For children 2 and older, call their doctor if they have a fever that repeatedly rises above 104°F (40°C). Also seek medical advice if your child has a fever and:


  • They seem unusually lethargic and irritable or have other severe symptoms.
  • The fever lasts longer than three days.
  • The fever doesn’t respond to medication.
  • They don’t maintain eye contact with you.
  • They can’t keep fluids down.