The human brain is a complex and interconnected system, the largest and the most functionally important part of the central nervous system. Its functions include processing of sensory information coming from the senses, planning, decision making, coordination, motion control, positive and negative emotions, attention and memory. The highest function performed by the brain is thinking. You can easily find out which of the hemispheres of your brain is active at the moment. Look at this picture. If the person in the picture is rotating clockwise, your left hemisphere is more active at the moment [...]

Continue Reading...

When patients had both hands transplanted, their brains re-established connections much more quickly with the left hand than the right, a team of researchers in France reports. The sample was small, just two patients, but both had been right-handed before losing their hands, and both followed a pattern of reconnection with their brain that was quicker for the left hand. The study, led by Angela Sirigu of the Center for Cognitive Neuroscience at the University of Lyon, France, is reported in Tuesday’s edition of Proceedings of the National Academy of Science. The research shows that even [...]

Continue Reading...