Health Dictionary Find a Doctor

Bradycardia history and symptoms

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Ibtisam Ashraf, M.B.B.S.[2]

Overview

Overview

Most patients with sinus bradycardia do not have symptoms or asymptomatic. Individuals who are present with symptoms can experience fatigue, exercise intolerance, lightheadedness, dizziness, syncope or presyncope, worsening of anginal symptoms, worsening of heart failure, or cognitive delay.

History and Symptoms

History and Symptoms

History

Patients with sinus bradycardia may have a positive history of:[1]

Common Symptoms

Common symptoms of sinus bradycardia include:

2018 ACC/AHA/HRS Guideline on the Evaluation and Management of Patients With Bradycardia and Cardiac Conduction Delay[2]

2018 ACC/AHA/HRS Guideline on the Evaluation and Management of Patients With Bradycardia and Cardiac Conduction Delay[2]

Recommendation for History and Physical Examination in Patients With Documented or Suspected Bradycardia or Conduction Disorders

Class I
1.In patients with suspected bradycardia or conduction disorders a comprehensive history and physical examination should be performed. (Level of Evidence: C-EO)
References

References

Template:WH Template:WS

Looking for the patient version?

Back to the patient-friendly article

© 2026 MyEClinic – IFTM Institut für Telematik in der Medizin GmbH