Denis Mongin News Today

Based on data from Geneva, Switzerland, a team from the University of Geneva (UNIGE) and the Geneva University Hospitals (HUG) assessed the effectiveness of contact tracing in controlling the pandemic.

During the COVID-19 pandemic, Switzerland, like many other countries, relied on contact tracing to identify people likely to have been contaminated by an infected acquaintance.

During the COVID-19 pandemic, Switzerland, like many other countries, relied on contact tracing to identify people likely to have been contaminated by....

A team from the UNIGE and the HUG analyzed the contacts of 50,000 COVID-19 positive cases. Immunity following vaccination provides better protection for those around you.

Nearly one in three people exposed to SARS-CoV2 is infected, and as many as two in five with the Omicron variant. In the case of immunity — conferred by vaccination, infection or a combination of the two — this rate drops to one in ten. However, immunity disappears within a few months, confirms a team from the University of Geneva (UNIGE) and Geneva University Hospitals (HUG), after revisiting epidemiological data collected in Geneva. While protection following infection appears to be slight...