"As these viruses continue to evolve, public health officials watch carefully to see whether new strains will be more easily ...

Doctors across multiple countries are flagging a painful new COVID-19 symptom tied to a fast-spreading variant: a sore throat ...

Six years after the start of the COVID-19 pandemic, the virus still exists. A public health expert explains what Long COVID ...

A large new study may help form some answers to those questions. In line with prior estimates, it finds that almost a quarter ...

With measles outbreaks, flu spikes, and COVID as a seasonal threat, learn key differences between these contagious diseases, ...

In fall 2025, rumors spread that the strain of the virus in circulation that causes COVID-19 had "very different signs" compared to other strains of the virus. Referring to it as "COVID-25," people ...

Add Yahoo as a preferred source to see more of our stories on Google. Dr. Tyler B. Evans, MD, MS, MPH, AAHIVS, DTM&H, FIDSA, CEO and co-founder of Wellness Equity Alliance and an infectious disease ...

Chronic fatigue or joint pain? It could be autoimmune. Learn how to get tested and what new biologic drugs could mean for treatment.

On Jan. 1, Kate Harmon Siberine marked four years living with long COVID. “I really wish I could tell you that things were ...

First-of-its-kind Ohio State study identifies the drivers behind COVID-19 sensory issues COLUMBUS, OH, UNITED STATES, ...

Although a number of studies have found that a diabetes drug called metformin reduces the risk of long COVID, new research finds that it does not reduce symptoms of the condition.

A virus with no treatment or vaccine is rising in NJ, adding to flu, RSV and COVID cases in NJ. Here's the symptoms, how serious it is and more.