Women have Smaller but Efficient Brains

By  ,  Onlymyhealth editorial team
Mar 06, 2013

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Women have Smaller but Efficient BrainsA panel of neuroscientists from the University of California and universities of Madrid suggest that women may have smaller brains than men, but they are more efficient at completing a task.

For long, scientists were puzzled over why women show no difference in intelligence, although their brains are 8% smaller than men’s. The study found that women’s brain is more efficient, which needs fewer neurons and less energy to complete a task than a man’s.


[Read: Brain Foods for a Healthy Mind]

Several psychological tests were conducted on 59 women and 45 men (18-27 age-group). Scientists found that in women the hippocampus, a brain component that plays the lead role in memory, intelligence and emotion, takes less energy and uses fewer brain cells on a given task than in men.

Women outperformed men in inductive reasoning, numerical skills and were better at keeping track of a changing situation. Men outperformed women only on spatial intelligence.


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