The flu virus causes mild to severe symptoms that usually appear suddenly. The most common flu symptoms include fever, body aches, fatigue, sore throat, cough, headache, congestion, and a runny nose.

Stomach flu is highly contagious and has symptoms like diarrhea, vomiting, and abdominal pain. See a healthcare provider if your symptoms continue to worsen or you show signs of severe dehydration.

Compared to the flu, fever is rare, but low grade fevers can also occur, usually in older children and adults. "The signs and symptoms of a cold usually peak within 2 to 3 days of infection," the ...

Since the symptoms of the flu and COVID-19 are so similar, if you become sick enough to have to go to the doctor or hospital, one should assume that it’s COVID-19 until it’s been proven not to be.

Tried-and-true treatment is best for relief of cold and flu symptoms, according to the American College of Emergency Physicians: • Get plenty of rest. • Drink lots of fluids, which can thin ...

Moderna's new flu vaccine, based on the same mRNA technology used in its COVID-19 shot, showed promising results in a major ...

A multi-state study reveals that many high-risk adults diagnosed with influenza (flu) in emergency departments and urgent care centers are not receiving timely antiviral treatment. Researchers ...

A multi-state study reveals that many high-risk adults diagnosed with influenza (flu) in emergency departments and urgent care centers are not receiving timely antiviral treatment.