People can learn to suppress pain when they are shown the activity of a pain-control region of their brain, a small new study suggests. The new biofeedback technique might also turn out to be useful for treating other conditions.


Biofeedback techniques based on electroencephalogram (EEG) recordings of brainwave patterns, in which electrodes are placed on the scalp, are used with some success to treat epilepsy and attention problems such as ADHD.



But no one has found a way to use this method for controlling pain in people, says Peter Rosenfeld of Northwestern University in Chicago, one of the pioneers of biofeedback.



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