Dizziness / Fainting
Lightheadedness, near-fainting (pre-syncope), or actual loss of consciousness (syncope). May signal arrhythmia, low blood pressure, heart block, or structural heart disease. Cardiac syncope is often sudden with rapid recovery.
About This Symptom
Lightheadedness, near-fainting (pre-syncope), or actual loss of consciousness (syncope). May signal arrhythmia, low blood pressure, heart block, or structural heart disease. Cardiac syncope is often sudden with rapid recovery.
What Should You Do?
Seek medical attention immediately if fainting occurs. Lie down and elevate legs. Avoid driving until evaluated. Report all episodes to a cardiologist for ECG, Holter, and tilt table testing if needed.
When to See a Doctor
Seek emergency care after any unexplained loss of consciousness, especially if it occurred during exertion or without warning. See a doctor urgently for frequent dizziness or near-fainting episodes.
Related Specialities
Cardiologist, Neurologist, Electrophysiologist
Urgency Level
High
See a doctor urgently
Consult a Specialist
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