Serious condition from body fluid loss. Causes headache, dizziness, fatigue and weakness
Dehydration requires emergency medical intervention
Find Emergency Medicine SpecialistsCommon signs include excessive thirst, dry mouth, fatigue, dizziness, dark urine, and reduced urination. Severe dehydration may cause confusion, rapid heartbeat, and fainting.
Drink water regularly throughout the day, especially during exercise or hot weather. Monitor urine color (pale yellow is healthy), drink before feeling thirsty, and limit caffeine and alcohol intake.
Seek immediate medical attention if you experience severe dizziness, confusion, chest pain, persistent vomiting, no urination for 8+ hours, or symptoms not improving with fluid intake.
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