A pacemaker is a small unit that is implanted under the skin and uses batteries to help your heart beat more regularly through the use of small electric stimulation that [...]

When you have a pacemaker implanted, stay away from devices with large magnets or magnetic fields that can be created from motors of cars or boats. An MRI is a [...]

Yes. Reclosure (restenosis) is also a problem with the stent procedure. In recent years doctors have used new types of stents called drug-eluting stents. These are coated with drugs that [...]

To date there's no evidence of long-term complications from having a permanent stent.