Iodine deficiency little iodine in the diet, typically remote inland areas and semi-arid equatorial climates where no marine foods are eaten, iodine deficiency gives rise to hypothyroidism, symptoms of which are extreme fatigue, goiter, mental slowing, depression, weight gain, and low basal body temperatures. Iodine deficiency is the leading cause of preventable mental retardation, a result which occurs primarily when babies or small children are rendered hypothyroidic by a lack of the element. The addition of iodine to table salt has largely eliminated this problem in the wealthier nations, but as of March 2006, iodine deficiency remained a serious public health problem
Without a Trace two seasons. "Without a Trace" took place within Jerry Bruckheimer's "" universe. A crossover episode featured characters Gil Grissom from "CSI" and Jack Malone from "Without a Trace" working together to solve the same case. "Without a Trace" debuted as part of the CBS fall line-up in 2002, created by Hank Steinberg and produced by Jerry Bruckheimer. It was the first show to achieve strong ratings opposite longtime NBC hit medical drama "ER"—which, like "Without a Trace", is produced by Warner Bros. Television. The first two showrunners were Steinberg and Ed Redlich. Between seasons two and three, Redlich moved away