Effect of Standardized Exercise on Cardiopulmonary Function in Patients With Permanent Pacemaker Implantation

Inclusion Criteria: * 18-75 years old patients with pacemaker implantation for the first time, * 3-6 months after operation * stable condition, * independent walking ability. Exclusion Criteria: * Cognitive impairment; * ICD, CRT / Crtd implanted, * patients with neurogenic syncope; * Atrial tachycardia, atrial fibrillation, * NYHA class II or above, * difficult to control hypertension; * Musculoskeletal disease limiting activity * nervous system disease, * severe respiratory disease, * Patients with acute inflammation, * cancer and other diseases uncontrolled.