A special Covid-19 news update: Have you had a test for COVID-19? Some results from the symptom tracker app. Also, how blood plasma from Covid-recoverees is being used to treat patients acutely ill with the virus. Do hospital and office aircon systems need a rethink to prevent disease spread in future? What happens if you catch coronavirus during pregnancy? And what are the future impacts of Covid-19 on transport? Chris Smith, Katie Haylor, Phil Sansom and Eva Higginbotham report... Like this podcast? Please help us by supporting the Naked Scientists