While the sun helps the body make vitamin D, a new study says that too much exposure might actually lower the levels of the essential vitamin.
Tanning May Limit Ability to Produce Vitamin D. Mary Elizabeth Dallas. Web MD. http://www.webmd.com/skin-problems-and-treatments/news/20160404/tanning-may-limit-skins-ability-to-produce-vitamin-d-study?ecd=soc_fb_160405_cons_news_tanninglimitsd
