Sunbathing 'could boost your intellect and prevent dementia'

Nevermind that it could also give you skin cancers...Actually this article discusses how researchers have found links between high levels of Vitamin D (which you can get from the sun) and improved mental abilities..

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Vitamin D 'may stop dementia

'Brain Boost' from Vitamin D

See also the U.K. Alzheimer's Society comment on this research:

Alzheimer's Society comment on research into impact of vitamin D on brain performance
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