Analysis

The Covid-19 pandemic killed off one strain of the flu, and that will change the next vaccines | CNN For 10 years, Americans have had access to flu shots that protect against four strains of the virus: two A strains and two B strains. Brenda Goodman CNN

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In 2020, all the precautions that helped people avoid Covid had an unexpected benefit: An entire branch of the flu’s family tree, a B strain that geneticists call the Yamagata clade, disappeared, and it hasn’t been detected since.

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Low iron may play key role in long COVID Patients who went on to develop long COVID showed more problems with regulation of blood iron levels, including anemia, as soon as 2 weeks after acute infection, suggesting low iron levels may play a role in the chronic condition, according to a new study in Nature Immunology. CIDRAP

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the researchers found that long COVID was associated with how quickly inflammation and low iron levels regulated after acute infection. People who took a longer time to demonstrate regulation, and had more severe initial infections, were at an increased risk of long COVID.

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Many Americans postpone surgeries due to cost, job worries - UPI.com Older adults frequently delay needed surgery because of financial concerns, a new study finds. UPI

...Nearly half of people ages 50 and older who were very concerned about the cost of surgery wound up not having an operation they had considered, researchers reported Tuesday in the journal JAMA Network Open. 

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