I know of three different people (late 20s to early 30s) who had pains in their ...

OWaz on March 7, 2014 | parent | context | favorite | on: F.lux updated

I know of three different people (late 20s to early 30s) who had pains in their joints and were all diagnosed with vitamin D deficiency. All three live in Southern Arizona where most people prefer not to stay out too long in the sun.