Flu Season in the U.S. Is the Most Intense It's Been in at Least 15 Years
(MedPage Today) -- The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.
One indicator of flu activity is the percentage of doctor's office visits driven by flu-like symptoms. Last week, that number...
One indicator of flu activity is the percentage of doctor's office visits driven by flu-like symptoms. Last week, that number...