PRACTICAL HEALTH · SYMPTOMS
💫 Dizziness
Dizziness can describe lightheadedness, imbalance or a spinning sensation called vertigo. The exact sensation and associated symptoms are important.
What should you notice?
- Whether you feel faint, unsteady or as if the room is spinning.
- Whether it occurs when standing up or changing position.
- Hearing changes, nausea or vomiting.
- Chest pain, palpitations or shortness of breath.
- Weakness, numbness, vision changes or trouble speaking.
Possible causes
These are examples, not a diagnosis. The same symptom can have many different causes.
- Inner-ear disorders.
- Dehydration or a drop in blood pressure.
- Medication effects.
- Migraine.
- Other cardiovascular, neurologic or metabolic causes.
What can you do initially?
- Sit or lie down if you feel you may fall.
- Stand up slowly.
- Drink fluids when appropriate and if you do not have a fluid restriction.
- Avoid driving while significantly dizzy.
- Seek evaluation if symptoms are new, recurrent, severe or persistent.
🚨 Warning signs
- New severe dizziness with chest pain or difficulty breathing.
- Fainting or seizure.
- Sudden weakness, numbness or trouble speaking.
- Sudden major vision or hearing change.
- Severe headache or persistent vomiting.
If you believe the situation is life-threatening, call 911 in the United States.
Medical sources
- Mayo Clinic — Dizziness
- CDC — Signs and Symptoms of Stroke
- NIH / MedlinePlus — Dizziness and Vertigo
Medical review: September 2026.
Educational information: This page provides general health information. It does not establish a diagnosis, prescribe treatment or replace evaluation by a qualified healthcare professional.