From the Archives: Neuromodulation

Tiefe_Hirnstimulation_-_Sonden_RoeSchaedel_seitlCredit: Hellerhoff/Wikimedia

Some people with Parkinson’s disease or intractible depression have shown great improvement using implanted and external brain stimulation. In our news story “Stimulating the Brain: From If to How,” writer Carl Sherman describes how researchers are diving down, to improve treatment methods and to discover what, exactly, stimulating the brain does:

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