About Dehydration
Dehydration occurs when the body loses more fluid than it replaces. Fluid needs vary by person and circumstance.
Heat, sweating, vomiting, diarrhea, illness and inadequate fluid intake can increase risk.
Possible signs
Thirst, dry mouth, reduced urination, tiredness and dizziness can occur, although symptoms vary.
Prevention
Regular fluid intake, attention to heat and activity, and appropriate replacement during fluid loss can help reduce risk. When to seek care Severe dehydration or inability to keep fluids down can require prompt medical assessment.
What should you consider?
- How long the symptom or concern has been present.
- How severe or disruptive it is.
- Whether it is improving, stable or getting worse.
- Whether other symptoms are occurring at the same time.
- Age, medications, existing health conditions and individual circumstances.
When should you seek professional advice?
Consider speaking with a qualified healthcare professional when a health concern is persistent, worsening, severe, unusual or interfering with normal daily activities. Urgent or life-threatening symptoms require appropriate emergency medical care.