The flu can also cause a general feeling of fatigue or malaise, Ray says, as well as gastrointestinal issues like diarrhea ...

There is no test available for the common cold or norovirus, also known as the stomach bug. Most times, some illnesses can typically be diagnosed based on symptoms alone. The signs and symptoms of flu ...

“Generally, with the flu, the symptoms usually come on really suddenly,” said Dr. Sindhu Aderson, an immediate care physician ...

Along with flu, winter months are highs for the common cold, RSV and COVID-19. Here's what to know about flu symptoms in 2025, how to tell if it's something else, and how to protect yourself ...

Click here to see them. Is it the flu, COVID, a cold, or something else? Respiratory viruses, like the common cold, have similar symptoms to COVID-19 and the flu. It can be difficult to know ...

While we often refer to it as "the flu," the influenza virus has several strains, with flu A and flu B considered the most ...

Flu has surged to high levels across the US, straining hospitals. Experts discuss 2024-25 flu season trends, symptoms to ...

With viral illnesses leading to class cancellations in recent weeks, many were questioning how to differentiate between a cold and the flu. TriHealth primary care doctors said flu symptoms tend to ...