What is the best way to measure rates of covid immunity?

In my previous post on the covid pandemic I mentioned that the body’s main defence against viruses is T-cells, not antibodies, and that the only reason we test for antibodies instead in clinicial practice is because it is easier and cheaper. I also ventured a hypothesis that the levels of population immunity are much higher than is being found in the antibody tests, and that this is because lots of people who don’t have antibodies do have covid specific T-cells. It turns out that this hypothesis is supported by new evidence. read more

How bad is covid really? (A Swedish doctor’s perspective)

Ok, I want to preface this article by stating that it is entirely anecdotal and based on my experience working as a doctor in the emergency room of one of the big hospitals in Stockholm, Sweden, and of living as a citizen in Sweden. As many people know, Sweden is perhaps the country that has taken the most relaxed attitude of any towards the covid pandemic. Unlike other countries, Sweden never went in to complete lockdown. Non-essential businesses have remained open, people have continued to go to cafés and restaurants, children have remained in school, and very few people have bothered with face masks in public. read more

How aggressively should high blood pressure be treated?

If you take blood pressure medications you probably have some interest in following your own blood pressure. But what many people don’t know is what target blood pressure they should be aiming for. If your blood pressure after treatment is 140/85, say, is that good or bad? read more

Do statins save lives?

Ok, it’s a silly question I admit. As any physician, and anyone else who thinks about it for a few seconds knows, there is no such thing as saving lives. You can only postpone death. So a more nuanced question is required: “Do statins postpone death?”. My mother sure thinks they do, since she’s been popping an atorvastatin a day for the last couple of years on her GP’s recommendation. Of course, the question gets more complicated when you consider two things: read more