Brain scans on thousands of people reveal the dramatic shifts the brain goes through between birth and death.

Study suggests brain development has four pivotal ‘turning points’ at around the ages of nine, 32, 66 and 83

Brain scans on thousands of people reveal the dramatic shifts the brain goes through between birth and death.

Researchers reveal that four ages - nine, 32, 66 and 83 - are when the brain's most pivotal development occurs.