How is vitamin B12 deficiency treated?

Preventive Medicine Specialist David Katz, MD, MPH, explains how a vitamin B12 deficiency is treated. Learn more information on preventive medicine and overall wellness.

The groundbreaking therapy, priced at more than $2 million per patient, promises a cure for the inherited condition.

Not everyone needs supplements for their bones. Find out who might benefit and why.

But people with Crohn’s disease and ulcerative colitis can take steps to help raise vitamin D levels.

Use of cannabidiol is growing across the country. But does it live up to the hype?

If you're looking to build muscle fast, you may be tempted to try bodybuilding supplements. Here's why you should take it slow.