One of the most contentious issues when it comes to covid-19 is whether or not people who are asymptomatic can spread the disease. The reason is that there are major ramifications depending on the answer. If only those with symptoms spread the disease, then telling people who are completely symptom free to stay at home and avoid social contacts makes zero sense. But if even … Read more
For the last couple of decades we have been bombarded with messages to eat more fruit and vegetables. One of the main arguments for this, and indeed the entire motivation behind the “5-a-day” campaign that started in the early 90’s, is that fruit and vegetables protect against cancer. But do they really?
The European Prospective Investigation in to Cancer and Nutrition, otherwise known as the … Read more
An article was recently published in the British Medical Journal that reported on a matched cohort study which compared the risk of dying for those infected with the new British variant (a.k.a. B.1.1.7) and those infected with the older covid variants.
A matched cohort study is a type of observational study where you take a group of people with some condition and then try to … Read more
Over the course of this pandemic I have often wished that Hans Rosling was still alive. For those who are unaware, he was a medical doctor and a professor at Karolinska Institutet who had a particular interest in global health and development. In 2012, Time magazine declared him one of the 100 most influential people in the world.
During the last few months of his … Read more
Over the last few months, I’ve sought to demonstrate that covid is nowhere near as bad as it is portrayed by the mainstream media. I’ve written about how the mortality rate is below 0,2%, meaning that for most people the risk of dying if you get infected is less than one in 500 (and less than one in 3,000 if you’re below 70 years … Read more
You would think that governments always do a cost-benefit analysis before embarking on a certain course of action, especially if it is likely to have significant effects on many different aspects of society. The global lockdowns in response to the covid pandemic probably constitute the largest, most extreme measures taken by western governments since the second world war. So, you would think a careful cost-benefit … Read more