How should my vitamin B12 levels be measured?

Preventive medicine specialist David Katz, MD, explains how a patient can get their vitamin B12 levels measured and gives information on preventive medicine as well as overall wellness.

An overview of early-stage and late-stage diabetic retinopathy, with a look at diabetic macular edema.

If you are living with nasal polyps, answering these questions may help you better understand your experience.

The MRI is a painless procedure that can help diagnose a number of conditions.

Diabetes doesn’t always have symptoms, so checking your glucose levels is important. But what if you forget?

Know the facts so you can begin reversing diabetes—or lower your risk of getting it in the first place.