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I found your two articles on vitamin D very interesting. My question now is whether the rays received in a tanning bed can cause the skin to manufacture vitamin D. Wendy WadeKalamazoo, Mich. Ultraviolet–B radiation triggers the skin to produce vitamin D, whether those rays come from the sun or a lamp. However, not all […]
- Health & Medicine
Vitamin D: What’s Enough?
Most researchers studying vitamin D agree that many people would benefit from more of the vitamin, but they haven't yet decided just how much.
- Math
Randomness, Risk, and Financial Markets
A novel measure of disorder in a sequence of numbers can provide insights into financial markets.
