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.
The prefrontal cortex (PFC) is located in the very front of the brain, just behind the forehead. In charge of abstract thinking and thought analysis, it is also responsible for regulating behavior.nfortunately, the PFC is one of the brain regions most susceptible to injury. When the pathways between the prefrontal cortex and the rest of the brain are damaged or altered, serious personality changes can result.