Outpatient visits for flu are trending down, but the CDC said this is not likely an indication that the flu season has peaked.
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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Federal officials also touch on the hand-off to the Trump administration, as tests confirm avian flu in several more poultry flocks and at a Chicago zoo.
Hospitalization rates are on an upward trend for all 3 viruses, with the highest levels for flu.
Flu hospitalizations are rising in all age-groups, with high or very high levels in 42 states.
The South and West have the highest flu levels, while COVID levels are highest in the Midwest.
More than a third of infants 6 months and younger were not treated with antivirals when hospitalized for the flu.
The percentage of ED visits with a flu test ordered or provided increased in all age-groups but was highest among infants and children aged 5 years and younger.
Flu activity continues to elevate, and COVID-19 markers are also starting to rise from very low levels.
Socially vulnerable patients had higher rates of respiratory support, mainly due to socioeconomic status and household composition and disability.
In its weekly respiratory illness snapshot, the CDC upgraded the level from low to moderate.
But the researchers say other genetic mutations would likely be needed for the virus to prefer human cell receptors and enable efficient human transmission.
