Health & Fitness Calculators
Water Intake Calculator
Enter your body weight and daily exercise minutes to estimate your recommended daily water intake.
92 oz
Recommended daily water
2.7 L
Liters
11.5 cups
Cups
Based on the common "half your body weight in ounces" guideline, plus 12oz for every 30 minutes of exercise. Individual needs vary with climate, health conditions, and pregnancy.
How to use this tool
- 1Enter your body weight in pounds.
- 2Enter your typical daily exercise minutes.
- 3See your recommended daily water intake.
Frequently asked questions
Is this medically precise?+
No — it's a common rule-of-thumb estimate. Actual needs vary with climate, health conditions, pregnancy, and individual physiology; check with a doctor for personalized guidance.