How to Do a Back Handspring. The back handspring is a basic building block for many gymnastics or cheerleading routines. To do a back handspring, you have to fall backwards, land upside-down on your hands, and push upwards to land back on your feet.
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The frontal and limbic areas of the brain are concerned with arousal, emotion, memory, and motivation. The back parts of the brain are concerned with abstract thinking and perception. However, the in-between areas (the dorsolateral frontal convexity-the upper end of the motor system) is inactive during sleep.