Vitamin D report that says "50" can mean two completely different things. One is excellent and the other is worryingly low. The only difference is the unit. That's the entire message of Dr Arjun ...

Can vitamin D really lower colon cancer risk? Dr Salhab explains when it helps, when it doesn’t, and why loading up on supplements might not be the answer. Vitamin D is often touted as a protective ...

Forty percent of Americans walk around with vitamin D levels so depleted their cells age faster than their chronological years suggest. This invisible deficiency operates silently, accelerating skin ...

Vitamin D reports can be misleading due to differing units of measurement, ng/mL and nmol/L. A reading of '50' can signify excellent health in one unit but worryingly low levels in another. This ...