Some people might shed the most influenza virus RNA just as their symptoms start to improve and they return to ordinary life.
The loss of activity is equivalent to 15% of the US population becoming completely immobile for 1 day.
Adult COVID-19 patients also infected with the flu are 4 times more likely to need mechanical ventilation and 2.4 times more likely to die.
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The highest antibody levels were seen among those who were school-aged children during the 2009 H1N1 flu pandemic.
The authors recommend using portable air purifiers that stir up and clean the air or, in the case of close contact, wearing an N95 respirator.
The CDC estimates 19,000,000 illnesses, 250,000 hospitalizations, and 10,000 deaths due to flu this season.
The use of antiviral treatments in children hospitalized for influenza fell sharply during the COVID-19 pandemic, according to a study in Pediatrics.
In the 2024-25 flu season, state officials noted 441 influenza-related deaths and the state's highest level of influenza-like illness ever recorded.
The number of US jurisdictions reporting very high or high flu activity fell from the previous week, from 45 to 36.
ICE raids are leading a growing number of people across the state to cancel important and even life-saving medical appointments.
As of January 3, the CDC said there have been 17 pediatric flu deaths this season.
Cases rise as government leaders minimize the need for vaccines.
But vaccine uptake was suboptimal, particularly for the flu vaccine.
