Magnetic stimulation therapy can beat depression when medication and therapy haven’t worked, according to the December issue of Mayo Clinic Health Letter. The therapy, called transcranial magnetic stimulation (TMS), involves using brief powerful electromagnetic pulses to alter brain activity. The U.S. Food and Drug Administration (FDA) has approved the therapy for patients whose depression hasn’t improved with medications — estimated to be from 10 to 20 percent of those with the illness.

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