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Conditions that can decrease blood pressure or exacerbate orthostatic hypotension
| Dehydration |
| Time of day (early morning after nocturnal diuresis) |
| Rising quickly after prolonged sitting or recumbency |
| Prolonged motionless standing |
| Physical exertion, especially vigorous or isometric exercise |
| Alcohol ingestion |
| Carbohydrate-heavy meals |
| Heat exposure or fever |
| Straining during micturition or defecation |
