Immunology

Study hints at why older people are more susceptible to the flu

Though the COVID-19 pandemic provided a brief respite, influenza virus is back in circulation and, as usual, poses a special danger to people over the age of 65. But why are older people more susceptible to the flu? New research ...

Diseases, Conditions, Syndromes

US grapples with spike in trio of respiratory viruses

US hospitals are under pressure as cases of three respiratory viruses—the flu, COVID-19, and RSV—are rising at the same time, and earlier than usual, experts said Friday.

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