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

The virus winter season has struck—and COVID-19 is still part of everyday life. However, unlike during the pandemic, we now know more about how it spreads through the air we breathe. Research from ...

Around the globe, a new strain of COVID-19 is spreading exponentially. As health officials prepare for a potential uptick in COVID-19 cases this fall, we asked the experts to answer your FAQs. From ...

Research shows that many viruses can linger in the air and on surfaces long after an infected person has left the room — ...

The timing of symptom onset depends on lots of factors, including the amount of virus to which someone was exposed, Hotez says. Their level of pre-existing immunity may also affect the likelihood or ...

WASHINGTON D.C. -- A doctor at George Washington University Hospital wants everyone to know exactly how COVID-19 can damage your lungs. He created a virtual rendering of lungs from an actual patient ...