Tag Archives: iq
WTF Fun Fact 13400 – Brain Processing Speed and Intelligence
WTF Fun Fact 13008 – Financial Stress Lowers IQ
21 leading Nazis were given…
Introduction of iodized salt in 1920s….
Introduction of iodized salt in 1920s increased national IQ average by 3.5 points in a decade and in certain states which had high levels of iodine deficiency previously, saw avg IQ increase as much as 15 points within the first decade. The post Introduction of iodized salt in 1920s…. appeared first on Crazy Facts. Source