Vitamin D. I don't know why so many people are obsessed with it, but there are two new studies out about it in JAMA Internal Medicine. We've even got multiple episodes of Healthcare Triage about it. What's one more? This is Healthcare Triage News. For those of you who want to read more, go here: http://theincidentaleconomist.com/wordpress/?p=62623 John Green -- Executive Producer Stan Muller -- Director, Producer Aaron Carroll -- Writer Mark Olsen -- Graphics http://www.twitter.com/aaronecarroll http://www.twitter.com/crashcoursestan http://www.twitter.com/johngreen http://www.twitter.com/olsenvideo