Last week I ended my post with the finger pointing firmly at sugar (glucose) in the blood as being a vital source of fuel for cancer growth. Turning cancerous has the effect of re-wiring a cell’s energy production system so it becomes more demanding and less efficient (known as glycolosis).

A fine example of post truth and alternative facts appeared in the Guardian on Monday. Defining any diet that made a medical claim as a fad, the article consigned them all to the bin.