What causes bradycardia

Bradycardia is a heart condition that can be caused by many factors. The most important ones are:

1. The natural aging process can slow down your heart rate and introduce bradycardia to your heart
2. Certain diseases that cause the heart's electrical system to fail, such as myocarditis, endocarditis or a scar tissue from a heart attack
3. Disorders that can slow electrical impulses through the heart, such as hypothyroidism or any electrolyte imbalance, gastrointestinal diseases
4. Various drugs can slow down your heart rate, such as beta-blockers, antiarrhythmics and digoxin