article_snippet: The syndrome is so widespread, the NHS has set up a web page giving advice on how to tackle The syndrome — which includes artificial sun.
article_snippet: — important for the promotion of calcium and healthy bones — from the sun.
article_snippet: But from October to April, 90 per cent of the UK lies too far north to have enough UVB rays in sunlight necessary to make vitamin D in the skin.
article_snippet: indoors, many are at risk of being vitamin D deficient.
article_snippet: There’s a risk of getting skin cancer if you spend too much time in a sunny room.