Bradycardia is a condition characterized by a slower than normal heart rate. While a normal adult heart beats between 60 and 100 times per minute, bradycardia is defined when heart rate falls below 60 ...

higher drugs doses may then suppress atrial tachyarrhythmia. Pharmacologic therapy, especially with high doses of Ca-antagonists and/or β-blockers, can lead to severe bradycardia (sinus or ...

Tachycardia-bradycardia syndrome (i.e. pauses after converting to sinus rhythm ... and some older drugs (reserpine, guanethidine, clonidine, cimetidine, lithium). The actual cause of sick sinus ...

Sinus bradycardia is a form of slow heart ... Individuals taking a new medication who experience symptoms of bradycardia should contact a doctor. If hypoxia lowers a person’s heart rate, it ...

Sinus bradycardia is frequently asymptomatic. Heart rates in the 40s and 50s can be tolerated well. When symptoms arise, they manifest as fatigue, dizziness and dyspnea on exertion (including ...

Exercise training-induced bradycardia may be due to electrical remodeling of the sinus node ... may treat it in a few ways. "If medication side effects are causing the slow heart rate, then ...

and prolonged sinus pauses after AF termination, which is also known as tachycardia-bradycardia syndrome. When antiarrhythmic drugs (AADs) are administered for rhythm or ventricular rate control ...