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Transcranial magnetic stimulation (TMS) is the least invasive of the brain-stimulation procedures used for depression. Unlike vagus nerve stimulation or deep brain stimulation, TMS doesn't require surgery or implantation of electrodes. And, unlike electroconvulsive therapy (ECT), it doesn't cause seizures or require complete sedation with anesthesia. However, TMS does have some risks and can cause some side effects.
TMS often causes minor short-term side effects. These side effects are generally mild and typically improve after the first week or two of treatment. They can include:
Serious side effects are rare. They can include:
More study is needed to determine whether TMS may have any long-term side effects.
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