Water Intake Calculator

Calculate how much water you should drink daily based on your weight, activity, and climate
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How Water Intake Is Calculated

1

Base Requirement

Start with 33ml per kg of body weight — a standard medical recommendation.

2

Activity Adjustment

Exercise increases water loss through sweat. Active people need 15-50% more.

3

Climate & Factors

Hot climates, pregnancy, and illness all increase water requirements.

Signs of Dehydration

  • Mild: Thirst, dry mouth, headache, fatigue, dark urine
  • Moderate: Dizziness, rapid heartbeat, reduced urination, confusion
  • Severe: Requires immediate medical attention
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