Importance of Sunlight to Humans
Vital for life:
Sunlight is vital for life on our planet. All living beings benefit from its advantages. In the case of human beings, revitalizes and gives energy in certain doses, but you can also do damage when these doses are increasing, which means we must seek some balance.
Some people think that sunlight is bad and you always have to use very large amounts of sunscreen, but it does not, because if we use natural ways to protect ourselves we will not be prohibiting the arrival of the sun to our skin.
Sunlight has a unique property, the Vitamin D, which in insufficiency may cause prostate cancer, fatigue, depression and osteoporosis.
The problem with this question is that the remedy of doctors for vitamin D deficiency are supplements that contain D2, which is not efficient for our bodies, since we can not process it. The only way to really reverse the lack of this vitamin, is exposure to the Sun.
Exposure to Sunlight:
Another advantage it has is that vitamin D is fat soluble, so it can be exploited in any time our body needs it.
It has been convincingly shown that exposure to sunlight brings many benefits, contrary to what is said popularly for example that is directly related to skin cancer.
Say, prolonged exposure times of risk without any protection can cause problems, but has come to believe that any exposure to sunlight can be problematic, when the real problem is the lack of sun.
For example, to give an indication of their benefits, found in rats that high doses of vitamin D reduces breast cancer.