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Heart Disease Health Center

Pacemakers Directory

Pacemakers are heart devices that can help regulate heart rate and rhythm. Follow the links below to find WebMD's comprehensive coverage about how pacemakers are implanted, what they're used for, risks and benefits of pacemakers, and much more.

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Thumbnail: Pacemakers -- for Anxiety

Imagine a device -- permanently implanted in your bodylike a pacemaker -- that controls anxiety by stimulatinga nerve in your neck that leads to your brain. Can thisapproach -- called vagus nerve stimulation -- be a permanentsolution for people who have gone from drug to drug andtherapy to therapy without success?

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