Estimate body fat percentage by the US Navy formula.
美国海军围度法(US Navy),单位 cm。男性仅需颈围与腰围,女性需增加臀围项。结果截断在 2%–60% 区间后,按性别分档给出「必需脂肪 / 健康 / 可接受 / 偏高 / 肥胖」评级。
输入围度后点击计算。
| 等级 | 男性 | 女性 |
|---|---|---|
| 必需脂肪 | 2-5% | 10-13% |
| 运动员 | 6-13% | 14-20% |
| 健康 | 14-17% | 21-24% |
| 可接受 | 18-24% | 25-31% |
| 肥胖 | ≥25% | ≥32% |
| Item | Formula / Rule | Source / Standard |
|---|---|---|
| US Navy formula | The male body fat percentage is derived from a logarithmic equation using waist, neck and height. | Hodgdon JA & Beckett MB 1984, US Navy body fat prediction formulas |
| Female formula | The female equation additionally requires hip circumference alongside waist, neck and height. | Hodgdon JA & Beckett MB 1984, anthropometric body fat estimation |
| Body fat classification | ACSM suggests healthy body fat ranges of about 10% to 22% for men and 20% to 32% for women. | ACSM's Guidelines for Exercise Testing and Prescription, 11th ed. (2021) |