Vitamin D supplements may offer researchers a new clue about lingering COVID symptoms that persist after infection, according ...

A major clinical trial has delivered an unexpected twist in the search for ways to fight COVID-19 and its lingering effects. Researchers at Mass General Brigham found that taking high doses of vitamin ...

As NAD+ injections and IV drips trend from TikTok to the Kardashians, the science of longevity remains a work in progress. Explore the benefits, side effects, and the debate between oral precursors ...

Here's how to get a sun-kissed bronze without UV damage or orange streaks.

Despite living in an age of abundant food options and supplements, certain vitamin and mineral deficiencies remain surprisingly common – and vitamin D is among the most widespread. Research suggests ...

DEAR DR. ROACH: My blood work showed that I was slightly low in vitamin D, so my doctor recommended that I take a supplement. My pharmacist was concerned and told me that vitamin D does not get ...