Five years ago this month, governments across Europe implemented unprecedented lockdowns in response to the onset of the Covid-19 pandemic. It brought home to us the risks we face and the costs of complacency and a lack of preparedness.

Five years after the World Health Organization declared COVID-19 a global pandemic, infectious disease experts continue to draw on its lessons for future disasters.

The evolution of the antibody response to the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is impacted by the nature and number of antigenic exposures.

SARS-CoV-2 viraemia was linked to memory problems and worsened quality of life. Viraemia was associated with signatures denoting dysregulated host responses.

Pregnant women with COVID-19 are more likely to develop severe COVID-19 and related ill health than non-pregnant women of similar age.

A new joint action focusing on tackling chronic respiratory diseases was recently launched. Backed by the EU4Health programme, the 3-year initiative aims to improve lung health across Europe through innovative digital health technologies.

There are no approved treatments for post-COVID-19 condition, a debilitating disease state following SARS-CoV-2 infection that is estimated to affect tens of millions of people.

A riveting episode from three unique perspectives on intervention strategies and the ongoing challenges posed by Sars-Cov-2, the virus behind one of the deadliest pandemics in recent history.