Extreme heat will put millions more older adults at risk in the future By 2050, as many as an additional 246 million adults 69 and older could experience temperature extremes that exceed 37.5° Celsius. Aimee Cunningham Science News

The new projection suggests that more than 23 percent of the global population of these older adults — largely concentrated in Africa and Asia — will encounter this intense heat, compared with 14 percent today.

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COVID patient testing, isolation of sick staff cut in-hospital viral spread, modeling study suggests Interventions such as testing patients for COVID-19 on admission, isolation of ill healthcare workers (HCWs), and universal HCW masking from March 2020 to July 2022 significantly reduced SARS-CoV-2 transmission among patients and staff in UK hospitals, suggests a simulation study led by UK Health Security Agency researchers in London. CIDRAP

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Data: Heart-failure patients have 82% better odds of living longer if vaccinated against COVID The first study of COVID-19 vaccine effectiveness in a large population of adult heart-failure patients suggests that vaccinated participants are 82% more likely to live longer than their unvaccinated peers, according to an analysis presented over the weekend at the Heart Failure 2024 scientific congress of the European Society of Cardiology (ESC) in Lisbon, Portugal. CIDRAP

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Will your last COVID vaccine work against new ‘FLiRT’ variants?

...Both FLiRT variants are considered very similar to JN.1, health officials say, with early data suggesting only a couple of changes in their spike proteins.

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However, because the FLiRT variants are relatively new, there isn’t enough data to show whether the vaccine or immunity from a recent case of COVID will provide effective protection against them.

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