However, another noninvasive, brain-stimulating technique is FDA-approved and clinically available, she said. That technique -- called transcranial magnetic stimulation (tMS) -- uses a magnetic field to induce electrical changes within the brain.
Other potential treatments for depression that are undergoing testing include vagus nerve stimulation (this is the nerve running from the brain to deep in the belly) and deep brain stimulation, she said.
More information
For more information on depression, visit the U.S. National Institute of Mental Health.
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