Eleven states are experiencing very high levels of flu and some schools have been closed by the burden on students and staff.
The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.
More than 24 million people have had seasonal flu this season, according to estimates from the Centers for Disease Control ...
It’s been a disturbing couple of weeks in the United States for scientists, public health workers, and healthcare providers. In January, shortly after Donald Trump’s inauguration as US President and ...