| sethnintendo said: Yea one should be able to get enough vitamin D from sun. You can get some through food but main source would be sun. Understand older people and perhaps people with dark skin might not absorb much. I've never heard of too many people in developed nation's having vitamin D deficiency. |
Vitamin D deficiency is common enough in developed countries due to reduced outdoor activities, indoor work and the use of sunscreens or protective clothing due to the fear of skin cancer
Australia being a very sunny country has about a quarter of its population suffering from Vitamin D deficiency as most Australians avoid the sun due to a comprehensive campaign to prevent skin cancer.. the irony https://en.wikipedia.org/wiki/Vitamin_D_deficiency_in_Australia
Older people can often be lockup inside not getting sunlight, this of course harms their immune system, even for a young person never seeing the sun this could be disastrous for their health, but younger people tend to be more mobile and get outside more so that helps them fight infections anyway
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