Answer:
Healthy vitamin D levels might help prevent skin from prematurely aging but too much sun leads to accelerated skin aging. Some studies have found that vitamin D can help treat skin conditions like dry skin, psoriasis, or eczema
Explanation:
I think the answer is source of influence
When you visualize things you are no longer focused in reality but instead in your own world its people's "happy place". and thats why visualization promotes relaxation and stress reduction.