A big head may be the sign of an overinflated ego, but it doesn’t necessarily indicate it has the brain power to back it up. According to a recent study, the size of your brain doesn’t indicate your intellectual level. Researchers evaluated data from 148 samples comprising over 8000 participants. They found that it’s not so much the brain volume that indicates a higher IQ, but rather the brain structure and integrity, unlike previous research had indicated.
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