The body mass index (BMI) is the standard and most commonly-used method for assessing body weight by health professionals. It is calculated by dividing an individual’s weight in kg by the square of their height in metres. The fact that some arithmetic is required to ascertain the BMI makes it look quite scientific and robust. [...]

I have written more than once about the benefits of sunlight. There is, for instance, quite a body of evidence which links sun exposure and the heightened vitamin D levels in the body this tends to bring with a reduced risk of cancer. It’s one major reason why, although I avoid burning, I seek the [...]