Pacemakers can relieve some symptoms related to arrhythmias, such as fatigue (tiredness) and fainting.A pacemaker can help a person who has an abnormal heart rhythm resume a more active lifestyle.

• 心脏起搏器能够缓解心律不齐的部分症状（比如疲劳和晕厥），从而有助于异常心律的患者能够在一定程度上恢复更为积极的生活习惯。