Fully referenced facts about Covid-19, provided by experts in the field, to help our readers make a realistic risk assessment. (Regular updates below)
“The only means to fight the plague is honesty.” (Albert Camus, 1947)
- According to the latest immunological and serological studies, the overall lethality of Covid-19 (IFR) is about 0.1% and thus in the range of a strong seasonal influenza (flu).
- In countries like the US, the UK, and also Sweden (without a lockdown), overall mortality since the beginning of the year is in the range of a strong influenza season; in countries like Germany, Austria and Switzerland, overall mortality is in the range of a mild influenza season.
- Even in global “hotspots”, the risk of death for the general population of school and working age is typically in the range of a daily car ride to work. The risk was initially overestimated because many people with only mild or no symptoms were not taken into account.
- Up to 80% of all test-positive persons remain symptom-free. Even among 70-79 year olds, about 60% remain symptom-free. Over 95% of all persons develop at most moderate symptoms.
- Up to 60% of all persons may already have a certain cellular background immunity to Covid-19 due to contact with previous coronaviruses (i.e. common cold viruses). The initial assumption that there was no immunity against Covid-19 was not correct.
- The median age of the deceased in most countries (including Italy) is over 80 years (e.g.