Your prefrontal cortex doesn't fully develop until around age 25. So how do you know if yours has reached completion? Digital Editor Holly Berckelman shares 10 things that prove she's finally grown up ...

When does your frontal lobe fully develop? This is a bit hard to pin down ... affect your frontal lobes can cause a lot of different signs and symptoms. Also known as frontotemporal dementia ...

This statement is based on the notion that a neurotypical person's prefrontal cortex (the bit of your brain that does the decision-making) isn't fully ... the brain's frontal lobes.