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.
Top 10 facts about the world. The prefrontal cortex is located in the frontal lobes of the brain. Functionally, the frontal lobes are involved in inhibiting inappropriate behavior, decision making, and planning. For this reason, prefrontal cortex damage commonly leads to an inability to plan or to behave in ways that are socially acceptable. If the damage occurs in childhood, individuals may never develop any understanding of moral behavior.