Electro-shock therapy is still considered the most effective treatiment for severe depression, but researchers have begun experimenting with new ways to use electricity. Less intense treatments such as Magnetic Brain Stimulation and Vagus Nerve Stimulation may offer patients fewer side effects and a lower risk of memory loss. For NPR News and American RadioWorks, Stephen Smith reports.
Correction: Sarah Lisanby was incorrectly identified as Susan. The current version has been emended.