electrical brain stimulation
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Doctors Zap The Brains Of Awake Brain Surgery Patients To Make Them Laugh And Have Fun
Some forms of brain surgery require patients to be awake and responsive — a rather unsettling proposition for even the bravest among us. Neuroscientists have now devised an ingenious way of reducing fear and anxiety during these delicate procedures by electrically stimulating a part of the brain that triggers laughter and good feelings.