Understanding Low Heart Rate (Bradycardia): Causes & Symptoms
Causes of low heart rate (bradycardia)
* Heart problems:
* Heart block
* Sick sinus syndrome
* Atrioventricular nodal reentry tachycardia (AVNRT)
* Wolff-Parkinson-White syndrome
* Hyperthyroidism
* Hypothyroidism
* Diabetes
* Heart failure
* Cardiomyopathy
* Pericarditis
* Medications:
* Beta-blockers
* Calcium channel blockers
* Digoxin
* Clonidine
* Methyldopa
* Other medical conditions:
* Sleep apnea
* Anemia
* Sepsis
* Electrolyte imbalances
* Hypothermia
Symptoms of low heart rate (bradycardia)
* Fatigue
* Weakness
* Lightheadedness
* Dizziness
* Confusion
* Syncope (fainting)
* Shortness of breath
* Chest pain
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