How I rewired my brain in six weeks

How I rewired my brain in six weeks BBC Simple mindfulness exercises can help keep our minds healthy, research shows Brain Hacks There is growing evidence that simple, everyday changes to our lives can alter our brains and change how they work. That's because when the stress hormone cortisol increases and remains high, "it can become toxic for your brain", says Barnhofer. Throughout the six weeks I spent on this mindfulness course, I also spent time filming other neuroscientists for my Brain Hacks documentary to see if there were concurrent "hacks" I could implement. A child's brain is especially plastic in its early years of development – new neurological connections and networks are being created at a frenetic pace as they grow and learn about their environment.