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20 April 2021The miracle cure is exercise, not vitamin D
In residents of northern latitudes, the content of vitamin D in the body varies naturally throughout the year. This coincides with varying exposure to sunlight, which typically is high in summer and low in winter. Our most important source of vitamin D is self-production in the body, induced by UV-rays, ongoing in the deep-laying cells of our skin, beneath a filter of pigments.
