Do you need more vitamin D?

Research suggests that higher doses of the sunshine vitamin may be good for your health, but it's too soon to be sure.

Vitamin D is needed to maintain strong bones. A flood of recent studies have also hinted that vitamin D may help to prevent a wide variety of health problems—including some of great interest to men, like heart disease and cancer. You clearly need some vitamin D to be healthy but should
you take more?

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