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A brain of two halves?
The right side (hemisphere) of your brain controls the left side of your body, and the left hemisphere controls the right side. Although the two sides of the brain look like mirror images of each other, they are different. In most people, the left hemisphere is important for language, maths and reasoning, whereas the right is more important for emotion, recognising faces and music.Enlarge
Although the two sides of the brain look like mirror images of each other, they are different.