Prior Presumed Coronavirus Infection Reduces COVID-19 Risk: A Cohort Study

While this study cannot attribute this association to cross-immunity resulting from a prior CCC infection, it is one potential explanation. Regardless of the cause, the reduction in the odds of being infected by SARS-CoV-2 among those with a recent diagnosis of common cold symptoms may have a role in shifting future COVD-19 infection patterns from endemic to episodic.
Source: Journal of Infection - Category: Infectious Diseases Authors: Source Type: research