How deadly is covid-19?

September 2020 was the least deadly month in Swedish history, in terms of number of deaths per 100,000 population. Ever. And I don’t mean the least deadly September, I mean the least deadly month. Ever. To me, this is pretty clear evidence of two things. First, that covid is not a very deadly disease. And second, that Sweden has herd immunity.

When I posted Read more

Covid podcast with Ivor Cummins

I recently took part in a podcast with Ivor Cummins of Fat Emperor to discuss covid-19. Over the course of an hour we discuss what has happened in Sweden and what my experiences have been working in the Emergency Room of a hospital over the course of the pandemic. We also discuss the reasons I reached the conclusion that we must have herd immunity in … Read more

Herd immunity without antibodies?

“Only a minority of people in Sweden have antibodies, so they can’t have herd immunity!”

That is the most common argument I’ve been hearing for why Sweden can’t have achieved herd immunity. This is in spite of the fact that the rates of hospitalizations and deaths have dropped continuously since the peak in April, and are now stable at basement levels.

The argument is also … Read more

Covid-19: Does Sweden have herd immunity?

UPDATE 14th November 2020: In light of the recent increase in hospitalizations and deaths during October and November in Sweden, I no longer believe that Sweden reached a state of herd immunity during spring. The text below represents my thinking on the 19th of September, when I wrote the article, and doesn’t represent my current thinking. It is clear that a significant level of population Read more

Can vitamin D cure Covid-19?

A new article has just been published in the Journal of Steroid Biochemistry and Molecular Biology looking to see if an oral vitamin D supplement can be used to cure covid-19. Considering that vitamin D is cheap, widely available, and safe, it would be pretty miraculous if that turned out to be the case.

The article describes a randomized controlled trial that was carried out … Read more

Do face masks stop respiratory infections?

There has been a lot of controversy over whether face masks decrease the spread of respiratory infections during the covid-19 pandemic. And what is the most sensible thing to do when a topic is controversial? Look at what the evidence says!

An umbrella systematic review (a systematic review of systematic reviews) was published in Canadian Family Physician in July looking to answer this question. It … Read more