Some Fun Facts about IQ and the Brain

Studies have shown that children who are breast fed display IQ’s up to 10 pointshigher by the age of three.

Your brain is full of nerve cells, but it has no pain receptors. Doctors can operate on your brain while you’re awake and you won’t feel a thing.

The right side of your brain controls the left side of your body, and the left side of your brain controls the right side of your body.

Your brain weight accounts for about 2 percent of your body weight. But your brainuses 20 percent of your body’s oxygen supply and 20 to 30 percent of your body’senergy.

When you are born, your brain weighs about a pound. But by age 6, it weighs threepounds. What happens? Learning to stand, talk, and walk creates a web ofconnections in your head—two pounds worth!

People with lower IQ are at greater risk of being concussed. A Danish study lookedat 520 men who had sustained concussion after having their IQs tested by thenational draft board. 30.4 percent of the concussed men had had dysfunctionalscores. Experts decided lower IQ is a risk factor.

An analysis of 1 million students in a New York school district showed that schoolcafeteria food affected IQ scores to an astonishing degree. When preservatives,coloring, dyes and artificial flavors were removed from the cafeteria menuresearchers found that 70,000 students performed two or more IQ grade levelshigher than before.

Social class is just one of many factors, both environmental and genetic, that mayimpact on a child’s IQ. Others can include: diet, birth weight, parental IQ and evenif the child gets hugged a lot!

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