What does a 95% effective vaccine mean?

A  Pfizer COVID-19 (C19) vaccine said to be 95% effective in a recently-completed clinical trial is being widely welcomed, particularly by the governments that have already bought it. However, what does 95% effective mean? Effective against what – C19, the virus that causes C19 (SARS-CoV-2), hospitalisation, severity, death? Further, does 95% effective mean that if

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Nutritional Bullshit

From its origins exploring the science of cooking, 6XC has more recently evolved into the science of eating – an examination of the nutritional science underlying common diet and health advice. This post is a perspective on what I’ve learned during the time I have spent on this topic. Spoiler alert: I guess the title

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Protein Leverage

Protein is our primary biology. Indeed, the word comes from the Latin ‘protos’, meaning first. Our proteins are made up of various combinations of 20 amino acids (AA), 9 of which we must get from our diet (the essential amino acids, EAA), and the rest we can make ourselves. Still, the proportion of EAAs (nearly

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