WTF Fun Fact – More Neurons As An Embryo

WTF Fun Fact - More Neurons As An Embryo

At the time of birth, a baby’s brain has roughly 100 billion neurons, but it began with nearly twice as many as an embryo. Starting in the third trimester, the brain eliminates unnecessary neurons via a process known as apoptosis. – WTF Fun Facts

Source: https://sites.duke.edu/apep/module-5-alcohol-and-babies/explore-more/normal-brain-development/