Science

The age your brain matures at everything — it isn't even fully developed until age 25

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Neuroscientists are confirming what car rental places already figured out — the brain doesn't fully mature until age 25.

Up until this age, the prefrontal cortex — the part of the brain that helps curb impulsive behavior — is not yet fully developed.

Some scientists say this could illuminate a potential factor behind a recent spate of acts of mass violence, almost all of which have been perpetrated by men between the ages of 20 and 30.

"The preponderance of young men engaging in these deadly, evil, and stupid acts of violence may be a result of brains that have yet to fully developed," Howard Forman, an assistant professor of psychiatry at Albert Einstein College of Medicine, told my colleague Chris Weller.

Here are the milestones for brain maturity throughout life.

Age your brain matures at everything
Skye Gould / Business Insider

However, there's a difference between being mature and being at your peak. Your brain continues to gain new abilities throughout your life. Here's when you're best at a variety of skills:

BI Graphics_Brain peaks at everything fixed again
Skye Gould / Business Insider

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Skye was the Design Director for Business Insider and Insider. She led the Graphics and Photo teams in producing all graphics, data visualizations, story art, photography, and special projects for the newsroom.
Erin was a senior health and tech reporter at Business Insider based in San Francisco, where she focused on startups and Silicon Valley. She's broken news on a variety of life science and health-tech stories, including: Before joining BI, Erin worked as a freelance health and science reporter for outlets including Newsweek, Popular Science, and Scientific American. Erin graduated summa cum laude from the University of California, San Diego and received her master's from the Newmark Graduate School of Journalism in New York, where she spent an extra semester completing her degree after breaking both wrists in a snowboarding accident.