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Recognizing Atrial Fibrillation: Essential Warning Signs and Symptoms

A Guide to Identifying AFib Early

Cardiology

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Last updated: Mar 24, 2025

Key Warning Signs of AFib

Primary Symptoms

Irregular Heartbeat
- Sensation of skipped beats
- Heart 'fluttering' or 'racing'
- Pulse feels chaotic
Physical Manifestations
- Unexplained fatigue
- Shortness of breath
- Dizziness or lightheadedness
- Chest pain or pressure

Additional Warning Signs

Exercise Intolerance
- Reduced ability to perform usual activities
- Quick exhaustion during physical activity
General Symptoms
- Weakness
- Confusion
- Anxiety
- Sweating

When to Seek Medical Attention

Emergency Situations

Severe chest pain
Fainting
Severe shortness of breath
Symptoms lasting more than 24 hours

Follow-up Care

Regular Monitoring
- Keep track of episode frequency
- Document trigger events
- Record symptom severity

Risk Factors to Consider

Age over 60
High blood pressure
Heart disease history
Diabetes
Sleep apnea
Excessive alcohol consumption

Prevention Strategies

Regular blood pressure checks
Heart-healthy diet
Regular exercise
Stress management
Limiting alcohol and caffeine

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