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The videos above recognise the issues of the dangers of excessive sun exposure and respond to them, and look at relative risks and benefits.
The problem is many are getting neither sun nor adequate vitamin D and the result in increasing level of deficiencies.
Under 20 mins of exposure produces surprising amounts of vitamin D.
Nobody is suggesting other than very prudent sun exposure as an option, dietary supplementation is another, although it is rather newer and the body is immensely complex and subtle.
The reasons melanomas are rising like the reasons for rises in other cancers is complex. Excessive sun exposure on a regular or occasional basis is a factor.
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