As the post-holiday viruses spread around the country, health experts are warning of a ‘quad-demic’ of illnesses that could infiltrate your home and family. How can you tell them apart? Here’s a handy ...

Meanwhile, flu hospitalizations continue a steep rise compared to the other two viruses, coming in at 7.8 per 100,000 hospitalized people, roughly twice the level as for COVID, according to data from ...

Flu is taking off in the U.S., with 40 states reporting high or very high levels of flu-like illness last week ...