![The Current from CBC Radio (Highlights) show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/034/254/small/the-current-from-cbc-radio-highlights.jpg)
Summary: Traumatic brain injuries once considered permanent can now be treated with non-invasive techniques such as light and sound therapy to help re-align brain signals. It's all thanks to discovering that the brain is plastic or pliable rather than mechanical.