Dirty Air Down The IQ Of Children

Monday, September 5, 2011


NEW YORK, FRIDAY - Children who live in neighborhoods with dirty air have lower IQs than children who breathe cleaner air. Thus the results of research conducted by Dr. Shakira Franco Suglia of the Harvard School of Public Health in Boston. Effects of pollution on the same intelligence as their effects on children whose mothers smoked 10 cigarettes per day while pregnant.

Although the effects of pollution on cardiovascular and respiratory health has been widely studied, yet little known effects of pollution on IQ. Suglia and his team studied by looking at data at 202 Boston children aged 8 to 11 years who participated in the study of mothers who smoked during pregnancy . Researchers connect multiple measurements of cognitive function in children who are exposed to carbon black, vehicle exhaust emitted components - mainly by diesel vehicles. The higher a child's exposure to carbon black, the lower their scores on several intelligence tests.

Suglia concluded that high exposure to carbon black which may cause a decline of 3.4 IQ points on average. Children who are exposed to high also scored lower on tests of vocabulary, memory, and learning ability. "The numbers are in the same range with exposure to tobacco and lead," said Suglia.

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