White matter tracts show increasing maturation with age from the back to the front of the brain. The maturations begin as a child reaches 9-12 years of age. The maturity correlates with a critical and formative period of development.
Researchers report recalling specific positive memories from an earlier point in life was associated with fewer negative self-related thoughts and lower cortisol levels 12 months later. The study suggests recalling specific positive memories reduced vulnerability to depression over the course of one year.
Researchers report allowing children to taste alcohol may lead to an increased risk of developing drinking problems during late adolescence.