Final answer:
Exercise during adolescence provides various health benefits, such as lowering the risk of type 2 diabetes and blood pressure, along with improving brain connectivity.
Explanation:
Increased use of alcohol and marijuana was NOT listed as a positive outcome associated with exercise during adolescence. On the other hand, exercise during adolescence has been linked to a lower incidence of type 2 diabetes, lower blood pressure, and increased connectivity between brain regions, all of which provide numerous health benefits.
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