ARRHYTHMIA

Arrhythmia

Arrhythmia is a disorder of the heart that affects the heart rate . An arrhythmia represent an irregular heartbeat. With this condition, a person’s heart can beat ———-

• too fast (tachycardia)
• too slow (bradycardia)
• too early (premature contraction)
• too erratically (fibrillation

Arrhythmias occur when the electrical impulse that regulate heartbeats are not working properly.

An irregular heartbeat can feel as a racing heart or fluttering.
Brain, lungs and other vital organs can be affected by the Arrhythmias.

Symptoms

• difficulty breathing
• chest pain
• Sweating
• dizziness or lightheadedness
• fainting, or almost fainting
• fatigue

Types

• Atrial fibrillation
• Atrial flutter
• Supraventricular tachycardia
• Ventricular tachycardia
• Ventricular fibrillation

Cause

• High blood pressure
• Hyperthyroidism
• Smoking
• Stress
• Alcohol abuse
• Diabetes
• Exercise
• Drinking too much coffee
• Heart disease, such as congestive

heart failure

• Some medications
• Structural changes in the heart

Treatment

• Antiarrhythmic drugs
• Surgery

Complications

• Cardiac arrest
• Heart failure
• Dementia
• Stroke

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