Seasonal Flu

Why it’s easier to catch a cold, the flu or COVID in the winter Low humidity protects viruses and cold temperatures may blunt some immune responses, making viral infections like colds, flu and COVID-19 more likely. Tina Hesman Saey Science News

...researchers have found that viruses that surge in the winter, including influenza viruses and SARS-CoV-2 — the coronavirus that causes COVID-19 — survive best when the relative humidity in the air falls below about 40 percent.

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Flu and RSV on the decline but Covid hospitalizations rise Covid hospitalizations are rising in the United States, even as hospitalizations for other tripledemic viruses RSV and the flu continue to fall. YahooNews

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‘Tripledemic:’ What Happens When Flu, RSV, and COVID-19 Cases Collide? Yale Medicine physicians discuss the possibility of a tripledemic, which is when RSV, flu, and COVID-19 peak at the same time. Yale Medicine

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Meanwhile, as of early December, RSV cases reported by Yale were beginning to go down and COVID-19 and flu cases were increasing. A big part of the flu increase, he explains, is our lack of immunity from having not been exposed to the virus for several seasons due to masking and other precautions, many of which have fallen to the wayside.

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Which prevention measures will help keep viruses at bay this Christmas? Our medical analyst explains | CNN Families all over the world are gathering over Hanukkah, Christmas, Kwanzaa and New Year's Eve. Unfortunately, these celebrations are taking place during multiple viral surges. CNN Medical Analyst Dr. Leana Wen has tips for managing risk and navigating travel plans. Katia Hetter CNN

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