Your energy level may change. My arrhythmia doesn't affect my energy level at all. Having an arrhythmia may affect your enjoyment of sex. Your heart condition or the treatments you receive for it may make you tired or decrease your interest in sex. Also, you may be apprehensive about having sex because it might bring on tachycardia or fibrillation.
Some people report no effect on their interest in sex or in their sexual activity.
Others are fearful of having sexual relations. I. Effects of Device Treatment Having an ICD involves having an operation to implant the device, which includes a generator and leads. The patient must visit the doctor every two to three months to have the device checked. About every three years, the patient must have surgery to replace the generator. The device can be felt at the waistline where it is worn.