EiR Blog

Tomorrow is the longest day of the year and the official start of summer in the northern hemisphere (Sorry Aus/NZ etc!). Here in the UK the longer days mean that at least there is more chance of there being periods of clear skies while it is still light! So I thought this would be a good time to discuss sunshine and vitamin D in relation to chronic fatigue syndrome (ME/CFS) as there seems to be some disagreement over  how vitamin D metabolism is affected in patients and whether extra, either from sunlight or supplements, is needed. From a personal perspective, as part of my illness I suffer from seasonal affective disorder (S.A.D.) which is also known as winter depression. For a number of years I would become suicidally depressed during the winter months and then my mood would lift substantially from late March. After a few years of this it became...