With increasing time since diagnosis, only the severe infections continued to cause symptoms.
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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More states are reporting their first cases and even deaths, but at the national level, flu levels remained low last week.
A 7-year study of naturally acquired flu infections revealed that viral shedding mirrors the clinical profile for influenza A infections, but not influenza B. A research group based in Hong Kong—where the study took place—published its findings Oct 30 in an early online issue Clinical Infectious Diseases.
New DNA evidence has shown that Yersinia pestis, the bacterium that causes plaque, has been endemic in humans for at least 3,000 years before the first plague pandemic was recorded, according to findings yesterday in Cell.
A study of hospital admission for severe acute respiratory infections (SARIs) in military personnel found that recent flu vaccination lowered the risk of severe disease, while occupational factors and comorbidities may increase SARI risk, according to findings yesterday in Vaccine.
Levels of flu and other respiratory viruses are declining in the Southern Hemisphere, with little activity or only sporadic detections elsewhere, the World Health Organization (WHO) said in a global flu update yesterday, based on data as of the first week of October.
The CDC expects as many as 179 million vaccine doses this year, but problems are delaying FluMist shipments.
Evidence didn't support routine use for seasonal flu, and the group said research is needed during epidemics.
Administering tetanus toxoid, reduced diphtheria toxoid, and acellular pertussis (Tdap) vaccine together with the flu vaccine during pregnancy was found as safe as administering them sequentially, according to a retrospective cohort study published this week in Obstetrics & Gynecology.
Influenza activity worldwide remains low, with upticks in some Asian and Latin American countries, the World Health Organization (WHO) said yesterday in an update.
Healthcare workers (HCWs) in Guinea last year had an incidence of Ebola virus disease 42 times higher than non-HCWs, and lab technicians, physicians, and men were especially hit hard, according to a report today in Morbidity and Mortality Weekly Report (MMWR).
