Emission 28 septembre 2020 -NBC News - One of the mysterious with the coronavirus is how some people can recover in days, while others have symptoms for months. They are known as "long haulers" and @mollymhunter spoke to some of these long haulers and their difficult journey.
Podcast 29 septembre 2020 - BBC - Adam Rutherford explores the science behind why recovery from covid can be so protracted.