Analysis

COVID booster prompts good immune response, except after recent infection CIDRAP

A study today in Clinical Infectious Diseases finds that a third COVID-19 vaccine dose triggered a robust immune response, regardless of whether recipients had been infected more than 3 months earlier, but it didn't significantly increase antibody levels in those infected less than 3 months before.

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COVID in 2023 and beyond—why virus trends are more difficult to predict three years on In 2020, we knew very little about the novel virus that was to become known as COVID-19. Now, as we enter 2023, a search of Google Scholar produces around five million results containing the term. Duncan Robertson

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COVID Smell Loss: 'Retraining' Mostly Flops in Trial Some patients did recover olfactory function with two-prong therapy, however Kate Kneisel medpagetoday

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Bimodal olfactory training with visual cues and the use of patient-preferred scents did not produce a clinically meaningful improvement in sense of smell among individuals with COVID-19–related olfactory loss, a 275-patient randomized trial showed.

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