DEAR DR. ROACH: A friend has been diagnosed with high blood calcium, and when I googled it, the results concerned me. Can you give information on this and how to discuss it with the doctor? I want to ...

Exceeding the daily recommended dose of vitamin D can do more harm than good, according to the NHS, and it can result in some unfortunate symptoms.

We know we need to eat calcium-rich foods for optimal bone health (who among us hasn't drunk a glass of milk every night as a child just to grow a few inches taller?), but this vital nutrient does a ...

Learn how lower vitamin D levels in winter can affect your calcium balance, why it matters for bone health, and what you can ...