Body Water Percentage Calculator
Estimate your total body water percentage using the Watson formula based on height, weight, and age.
Total Body Water
46.2 liters
Total Body Water vs Body Weight
Fórmula
## Watson Formula for Total Body Water (Male) **TBW (L) = 2.447 - 0.09156 x Age + 0.1074 x Height(cm) + 0.3362 x Weight(kg)** The Watson formula is widely used in clinical settings to estimate total body water. ### Healthy Body Water Ranges | Category | Body Water % | |---|---| | Adult Male | 50-65% | | Adult Female | 45-60% | | Athletes | Up to 70% |
Ejemplo Resuelto
A 30-year-old male, 180 lbs, 70 inches.
- 01Weight = 81.6 kg, Height = 177.8 cm
- 02TBW = 2.447 - 0.09156 x 30 + 0.1074 x 177.8 + 0.3362 x 81.6
- 03= 2.447 - 2.747 + 19.1 + 27.4 = 46.2 liters
- 04Body water % = 46.2 / 81.6 x 100 = 56.6%
Preguntas Frecuentes
What percentage of the body is water?
Adult males are typically 50-65% water. Muscle tissue contains about 75% water while fat tissue contains about 10%, so leaner individuals have higher body water percentages.
What is the Watson formula?
The Watson formula (1980) estimates total body water from age, height, and weight. It is commonly used in medicine for drug dosing and fluid balance calculations.
How can I stay well hydrated?
Drink water throughout the day, eat water-rich foods, monitor urine color (pale yellow is ideal), and increase intake during exercise or hot weather.
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