Do You Need More Vitamin D?

Vitamin D is essential for bone health. Be sure to get enough.

The primary source of this vitamin comes from exposure to the sun. The body already contains precursors for vitamin D. It is converted to a usable form when ultraviolet B (UVB) rays from the sun hit the skin. About 10 to 20 minutes of exposure to the sun (without sunscreen) a day can generate an adequate amount of usable vitamin D. It's important to put sunscreen on after 20 minutes to prevent burning and protect against skin cancer.
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