Health Tip: Causes of LightheadednessLast Updated: April 22, 2019.
(HealthDay News) -- Feeling woozy or lightheaded is often rooted in a simple cause, says Harvard Medical School.
Common reasons for faintness include:
- Medication side effects.
- Sudden drop in blood pressure.
- Low blood sugar.
At its most serious, faintness could be a sign of heart attack or stroke. If you suspect you're having a heart attack or stroke, seek immediate medical attention.
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