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Dr. Nancy weighs in on current health debates, from mammograms to salt intake

Are you consuming too much salt? Are we touting the benefits of mammograms too much?NBC News chief medical editor Dr. Nancy Snyderman discusses new studies, including the American Journal of Hypertension's report that too little salt can be equally as dangerous as too much.

Are you consuming too much salt? Are we touting the benefits of mammograms too much?

NBC News chief medical editor Dr. Nancy Snyderman discusses new studies, including the American Journal of Hypertension's report that too little salt can be equally as dangerous as too much.