Symptoms usually come on suddenly, according to the CDC, and can include fevers above 100.4 degrees F, dry cough, sore throat, runny nose, body aches, headaches, chills and occasionally nausea, ...

Pregnant women Most experts believe people with the flu create droplets when coughing, sneezing or talking that can land in the mouth or noses of nearby people or even inhaled into the lungs ...

Here's what to know about flu symptoms in 2025, how to tell if it's something else, and how to protect yourself: But there are some differences. COVID-19 can show up later than the cold or flu ...

Flu symptoms usually come on suddenly and can ... but especially those younger than 2 years old. Pregnant women People who contract the flu are most contagious during the first 3 days of illness ...

Symptoms usually come on suddenly and people who have the flu often have some or all the ... diabetes or heart disease Pregnant women Child younger than 5 years old, but particularly those younger ...

Avian influenza, commonly termed “bird flu”, is caused by the avian influenza virus A. This virus is usually found in wild ...

With cases of the flu on the rise, we asked experts what you need to know about an antiviral medication that can ease symptoms.