This CNBC News video describes this flu season as possibly one of the worst in history. This year’s main flu strain is known as the H3N2 virus, and it is widespread now in 46 states. Watch the video here.
This CNBC News video describes this flu season as possibly one of the worst in history. This year’s main flu strain is known as the H3N2 virus, and it is widespread now in 46 states. Watch the video here.