Alarmingly high levels of thyroid hormones pump through the systems of South Dakota residents. Investigators study one family who all got sick, except their 12-year-old son who is a vegetarian. It seems that when drug companies started manufacturing synthetic thyroid hormones, they stopped buying thyroid tissue from butchers who did not trim these parts, but rather sold them as 'extra lean beef.' The outcome: the U.S. Dept. of Agriculture bans meat plants from using meat in or near the gullet for beef and pork products.
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