The Truth About Men’s and Women’s Brains: How Many Cells Do They Have and What Does It Mean?

Do Women Have More Brain Cells Than Men? What Science Says

Sharleez Safi
3 min readOct 8, 2023
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There is a popular belief that women have more brain cells than men, and that this gives them an advantage in intelligence, memory, and multitasking. But is this true? What does science say about the differences between men’s and women’s brains?

The answer is not so simple. There are many factors that influence the number and function of brain cells, such as genetics, hormones, environment, and lifestyle. Moreover, there are different types of brain cells, such as neurons and glia, that have different roles and properties. Therefore, comparing the total number of brain cells between men and women may not be very meaningful or informative.

However, some studies have tried to measure and compare the number of brain cells in men and women, using various methods and techniques. Here are some of the findings and implications of these studies:

  • Women’s brains are about 11% smaller than men’s, in proportion to their body size. Smaller brains allow certain features, such as a slightly higher ratio of gray matter to white matter, and a higher ratio of connections between, versus within, cerebral hemispheres. Gray matter…

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Sharleez Safi

I’m Sharleez Safi, a writer who loves beauty, learning, and creativity. I share tips and stories on how to live a beautiful, creative, and fulfilling life.