Читать книгу Anti-Aging Therapeutics Volume XIV - A4M American Academy - Страница 63

The largest body of data on iodine intake among Americans comes from the National Health and Nutrition Examination Surveys (NHANES) I and II. These surveys have revealed that the overall intake of iodine among American adults has been decreasing significantly over the last several decades. Average levels found in the NHANES I from 1971-1974 compared with the NHAMES III from the late 1988-1994 has shown that iodine intake has decreased by over 50% among all ages, races genders, and socioeconomic statuses. This worrisome trend was largely reversed in the 2002 study, which showed a significant reversal of the trend. Nearly all Americans consume enough to offset goiters, yet 16% of the critical pregnant population, and 8% of the non-pregnant population may be at risk for IDD.^23,24