Today about a new study, that sheds new light on the origin of the SARS-CoV2 virus. What is a superspreader and why does that seem to be an important factor in the Covid-19 pandemic. Since the beginning of the pandemic it has been observed that more men than women are infected and with a worse outcome. Some of the difference can be explained by the fact that women have a better immune system than men do. However, it also seems that male sex hormones (androgens) have a role. Listen and hear how.