Why your brain's right side moves your left hand

For readers who have ever wondered about the brain's control of the body, researchers have a clear answer rooted in how our nervous system is wired. Dr. Martin Wessendorf, a neuroscientist at the University of Minnesota, and Daniel Wang, who researches cognitive neuroscience and neurodegenerative diseases, are among those studying these connections. Why it matters: this arrangement is fundamental to how we move and perceive the world.

Have you ever noticed this crossover effect in your own body or someone else's?

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