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ST. LOUIS, MO (KTVI) – Describing them as “a threat to public health,” the Food and Drug Administration has ordered food companies to phase out artificial trans fats.

They say the move will reduce heart disease, preventing thousands of fatal heart attacks each year. Despite the change, the FDA believes consumers won’t notice much of a difference.

Katie Lambert, RD, LD, a dietitian with Barnes-Jewish Hospital, joins Fox 2 in studio to discuss the dangers of artificial trans fats and which foods to avoid.