Researchers are still trying to understand why some people develop Long COVID: lasting symptoms of the disease that can ...

UC San Francisco scientists have found that SARS-CoV-2 can linger in the body for years and could be driving a global epidemic in long COVID. They’re also exploring the surprising long-term risks of ...

Spring’s in the air… and so is pollen. But these days, a runny nose or sneezing fit doesn’t just make you reach for tissues—it makes you wonder, “Wait… is this hay fever, or did I catch something ...

As seasonal respiratory illnesses surge across India, from flu waves like H3N2 to sporadic viral fevers and lingering COVID-19 cases, distinguishing between these common infections is essential for ...

We had our cold snap and it seemed like everyone was sneezing and coughing last week. And more cool weather is on the way. So should you be concerned about flu, RSV, a cold, or COVID-19? Well, yes, ...

With respiratory virus season in full swing in California, you may be feeling under the weather. Cases of the flu and respiratory syncytial virus are on the rise in California, the California ...

Add Yahoo as a preferred source to see more of our stories on Google. What are the most common COVID-19 symptoms doctors are seeing in October 2025? Read on to find out what to look out for, how to ...