They can cause all sorts of unpleasant symptoms. Certain symptoms, like a sore throat or fatigue, are hallmarks of all three.

Add Yahoo as a preferred source to see more of our stories on Google. Sneezing? Feeling congested? Coughing? Are these signs of flu season, a cold or allergies, or are they symptoms of COVID-19? What ...

The runny nose and congestion from a common cold may feel as if it will never end, but cold viruses — rhinovirus is the most common one — only last so long. If you know that your symptoms are from a ...

Do you have a sore throat, a runny nose and muscle aches? It could be a common cold, a case of the flu -- or COVID-19. The illnesses all share similar symptoms, sometimes making it hard to distinguish ...

The CDC reports a highly mutated Cicada COVID variant BA 3.2 has been detected in at least 25 states including New Jersey in what could result in a summer surge of new COVID-19 cases, colliding with ...

Is that cough and lingering headache a sign of a common cold, the flu, or worse — COVID-19? The seasonal winter holidays bring a spike in cold, flu and COVID-19 symptoms and case according to Johns ...

Ugh, in case our allergies weren't bad enough.