免费体水分百分比计算器

根据体重和体脂率估算体内水分含量百分比。

lbs
inches
years

Total Body Water

46.2 liters

Body Water Percentage56.6 %
Total Body Water12.2 gallons

Total Body Water vs Body Weight

公式

## 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% |

计算示例

A 30-year-old male, 180 lbs, 70 inches.

  1. 01Weight = 81.6 kg, Height = 177.8 cm
  2. 02TBW = 2.447 - 0.09156 x 30 + 0.1074 x 177.8 + 0.3362 x 81.6
  3. 03= 2.447 - 2.747 + 19.1 + 27.4 = 46.2 liters
  4. 04Body water % = 46.2 / 81.6 x 100 = 56.6%

常见问题

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.

学习

Understanding BMI: What It Means and How to Calculate It

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