The flu, caused by influenza viruses that are always changing, leads to fever, chills, cough, sore throat, runny nose, body ...

Over 160,000 people this season have landed in the hospital from flu complications, CDC estimates. More than 6,600 have died.

"When levels are high, it may indicate that infections are making people sick enough to require treatment," the CDC explained ...

In the winter months, it seems few are safe from some kind of illness — flu, COVID-19, norovirus, colds. But there are things ...

Pollution is already a problem in L.A. County, and many areas are dealing with even worse air quality as fires tear through ...

Most Americans have developed some level of protection against severe disease from previous COVID-19 infections, vaccinations ...

My hospital just reinstituted mask mandates for all staff working with patients. They also advise patients to wear masks ...

Short-term exposure to PM2.5 has been linked to premature death, hospital admissions, bronchitis, asthma attacks and other ...

The northern hemisphere is facing not only a surge of COVID infections, but flu, RSV, and norovirus cases are skyrocketing.

— The flu, caused by influenza viruses that are always changing, leads to fever, chills, cough, sore throat, runny nose, body ...