Neural plasticity in adults may be limited but it is not altogether diminished. Also it can be increased - "the plastic potential of neural networks can be enga

Neural plasticity in adults may be limited but it is not altogether diminished. Also it can be increased - "the plastic potential of neural networks can be engaged late in life by acutely regulating 'functional' E/I transmitter release." http://www.jneurosci.org/content/30/45/14964 http://www.jneurosci.org/content/30/45/14964