Different types of exercise strengthen different muscle groups, for example: 1  For arms, try rowing or cross-country skiing. 2  For strong legs, try running, biking, rowing, or skating. 3  For shapely abs, you can't beat rowing, yoga or pilates, and crunches.
The prefrontal cortex is a part of the brain located at the front of the frontal lobe. It is implicated in a variety of complex behaviors, including planning, and greatly contributes to personality development.he prefrontal cortex is involved in a wide variety of functions, including: 1  Coordinating and adjusting complex behavior. 2  Impulse control and control and organization of emotional reactions. 3  Personality.
Maturation of the Prefrontal Cortex. The prefrontal cortex, the part of the frontal lobes lying just behind the forehead, is often referred to as the âCEO of the brain.â This brain region is responsible for cognitive analysis and abstract thought, and the moderation of âcorrectâ behavior in social situations.he prefrontal cortex is one of the last regions of the brain to reach maturation. This delay may help to explain why some adolescents act the way they do. The so-called âexecutive functionsâ of the human prefrontal cortex include: 1  Focusing attention.