Some vitamin D tests may give misleading results despite progress made in recent years to improve the quality of these assays, according to the US Centers for Disease Control and Prevention (CDC).

ORLANDO, Florida — Inappropriate orders for the 1,25-dihydroxy vitamin D test have been increasing in recent years, according to the authors of a paper being presented at the College of American ...

It’s Wellness Wednesday, and this week’s focus is on vitamin D and its role in overall health. Many people assume they’re getting enough during the summer months, but that’s not always the case. We ...

A vitamin D test measures your blood's vitamin D levels to see if they are too high or too low. Low vitamin D levels can increase your risk of bone disease and other severe conditions. Your vitamin D ...

Two new lab tests to measure blood levels of vitamin D are inaccurate more than 40% of the time, according to a new study. Researchers say newer tests tend to overestimate the number of people who are ...

Please provide your email address to receive an email when new articles are posted on . Most vitamin D tests are well calibrated, according to the CDC. With improved calibration, sample-specific ...

Vitamin D is one of the many essential nutrients required by the body to stay healthy. In addition to its role in bone development and maintenance, vitamin D is important for the normal functioning of ...