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.
The roadmap offers a powerful opportunity to leverage advances in vaccine science to better protect against influenza, including pandemic flu.
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Markers for the US flu season showed some further declines last week, with the percentage of clinic visits for flulike illness falling below the national baseline for the first time after 19 weeks at or above baseline, the US Centers for Disease Control and Prevention (CDC) said today in its weekly update.
Five regions, however, are still above their baselines for that indicator.
A draft White House report on the impact of climate change on human health takes a cautious tone regarding the possible effects of a warming climate on the prevalence of infectious diseases.
Shanghai health officials reported two new H7N9 avian influenza cases, in a 52-year-old man and a 37-year-old woman, the first infections reported in the city since the middle of February.
Although influenza in the United States continues to decline, it has now been elevated for 19 consecutive weeks, has caused seven more pediatric deaths, and continues to create record levels of hospitalization in the elderly, the Centers for Disease Control and Prevention (CDC) reported today in its weekly update.
The highly pathogenic avian influenza (HPAI) virus H5N2 has struck a turkey farm in southwestern Minnesota, the US Department of Agriculture (USDA) announced today, marking the second H5N2 outbreak reported in the state this month.
The virus was found on a farm housing 66,000 turkeys in Lac Qui Parle County, which is about two counties to the southwest of the previous outbreak in Pope County.
Saudi Arabia's Ministry of Health (MOH) reported three more MERS-CoV cases today, including the second one from Mecca this year, along with one death in a previously reported case.
In another wrinkle to the long flu season, experts are looking into reports of morbilliform rash.
The US flu season continues to overstay its annual visit, with influenza B detections rising and overall levels remaining elevated for the 16th week in a row, the US Centers for Disease Control and Prevention (CDC) said today. The previous 13 flu seasons have lasted an average of 13 weeks.
An analysis of viruses from the second wave of H7N9 avian flu in China that began in late 2013 shows a rapid expansion both geographically and in genetic diversity, which poses a challenge to disease control and demonstrates the potential of H7N9 to emerge as a pandemic strain in humans, according to a study summarized in a letter to Naturetoday.
Republican and Democratic lawmakers who head a House oversight and investigations subcommittee yesterday sent letters to five federal health officials asking how lessons learned from this flu season—with its flu vaccine mismatched to the main circulating strain—could be used to improve the nation's flu preparedness in time for the next season.
