Are COVID-19 symptoms still the same? What to know about this winter's JN.1 wave

Reports of respiratory illness have now reached "high" or "very high" levels across at least 16 state or big city health departments, the Centers for Disease Control and Prevention said, as trends of COVID-19 and influenza have accelerated in many parts of the country. And while a fast-growing new COVID variant called JN.1 is estimated to be driving a large share of the current winter wave of infections, officials say there have so far been no signs of new or unusual symptoms caused by the virus.

Here's the latest about what we know about this winter's wave so far.