Low on energy or focus? A doctor explains how vitamin B12 supplements can support nerves, stamina, and daily vitality.

Vitamin B12 is a vital nutrient that plays numerous key roles in maintaining health. It is available in different forms and ...

Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more ...

Here’s what to know about body composition numbers and what these metrics mean for your health and performance.

Discover how actuarial value determines cost-sharing in health insurance, affecting premiums and out-of-pocket expenses ...

If you're considering a vitamin B12 supplement because of certain dietary restrictions, medical conditions or your age, this ...

We spoke with experts about whether you should be putting apple cider vinegar in your water. Here's what else they think you ...