Alcohol consumption can trigger alterations in the structure and operation of the growing brain, which continues to mature into a person's mid 20s, and it might have repercussions reaching far beyond adolescence.
In adolescence, brain growth is identified by remarkable changes to the brain's structure, neuron connectivity ("circuitry"), and physiology. These transformations in the brain alter everything from emerging sexuality to emotionality and judgment.
Not all component parts of the adolescent brain mature at the same time, which might put a juvenile at a disadvantage in certain circumstances. For instance, the limbic areas of the brain mature quicker than the frontal lob