Diseases, Conditions, Syndromes

The omicron surge: Is the worst almost over?

While COVID-19 cases and hospitalizations are expected to remain high in Chicago and across the country in the coming weeks, experts at RUSH predict that the worst of the omicron surge may be behind us.

Immunology

A tiny molecule with a big impact

Nitric oxide (NO) occurs naturally in the human body as a messenger substance. It is considered an all-rounder, as it performs numerous important regulatory functions, including immune defense against pathogens. The exact ...

Diseases, Conditions, Syndromes

Has Delta killed the herd immunity dream?

As the Delta variant continues its global surge, experts are questioning whether the long-held goal of achieving herd immunity from COVID-19 through vaccination is still viable.

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