If your parents ever warned you that your childhood behavior would kill your brain cells, you may want to call them and say thank you. New research in the journal Nature finds that our brain cells may not regenerate as far into our adulthood — or even adolescence — as previously thought. In other words, you get one shot at growing brain cells — so make them count.
A Whole New Brain
Based on previous research in animals, and indirect tests in humans, researchers thought that our brains did