S.A.D is a seasonal form of depression that affects 1 in 15 in the UK. Could S.A.D relate to a vitamin D deficiency? The answer is maybe, and in this episode Tom lets you know what he did about it this year in some personal experimentation. 

*Note, this is not medical advice nor is it a scientific experiment - rather, it's an anecdote that we hope you might find interesting, whether you suffer from this condition or not