Monica janssen

Mar 21, 2017

Ask the Experts: Am I getting enough Vitamin D?

Casper, with its northern latitude and long, cloudy (not to mention windy) winters, has shown to have a high incidence of vitamin D deficiency. In Blue Envelope Health Fairs and other studies, up to a third of people tested were shown to have low levels of vitamin D. Some dangerously low. Here, Monica Janssen, a certified family nurse practitioner at Mesa Primary Care, deciphers the mysteries of this hard-to-get vitamin. More »