A fever is when your body temperature is 100.4°F (38°C) or greater. See a doctor if temperatures are at least 100.4°F (38°C) for infants, 102.2°F (39°C) for children, and 103°F (39.4 C) for adults.

Fever is common in the symptomatic stage of COVID-19, and as workplaces and child care spaces reopen, temperature checks are one way officials are trying to identify those sick with the coronavirus.

Fever is common in the symptomatic stage of COVID-19, and as workplaces and child care spaces reopen, temperature checks are one way officials are trying to identify those sick with the coronavirus.

You may need to get plenty of rest and drink fluids to help your body heal. But if you have a high or long-lasting fever longer than 3 days, you may need urgent medical care. A fever is a common side ...

Mississippi State University provides funding as a member of The Conversation US. As warm-blooded animals, human beings produce heat as a byproduct of the chemical reactions that provide energy from ...