By Sara Middleton, staff writer (NaturalHealth365) Common knowledge tells us that heavy sunlight is harmful to human health and causes worrisome issues like wrinkles, sunspots, and skin cancer (with estimates showing that more than 5.4 million cases of basal and squamous cell skin carcinomas are diagnosed each year in the United States, affecting roughly 3.3 million people). Accordingly, in theory, we must avoid too much sun exposure (especially at midday), and we should cover ourselves in layers and sunscreen – never mind that many conventional sunscreens contain cancer-causing chemicals! But, what if we learned that sunlight has been shown to
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