健康
用数字了解自己身体状况的健康计算器。可以用基础代谢（BMR）和每日总消耗（TDEE）估算每日热量，用围度测量估算体脂率，计算三大营养素克数、理想体重、预产期和排卵期。每个公式都注明了来源和局限，所有结果都是估算值，不能替代医疗建议。输入的数据不会离开你的浏览器。
此分类暂时还没有中文版工具。下面的英文版用法完全相同。
英文版工具
BMR and TDEE Calculator
英文BMR, TDEE and a calorie target from four published equations
Body Fat Calculator
英文Body fat percentage from the US Navy tape method or a BMI estimate
Macro Calculator
英文Split a calorie target into grams of carbs, protein and fat
Ideal Weight Calculator
英文Normal weight range for your height, with ideal weight formulas side by side
Due Date Calculator
英文Due date and gestational age from your last period or a fertility procedure
Ovulation Calculator
英文Ovulation and fertile window estimates from your cycle, as a table and calendar
Period Calendar
英文Next period dates as a table and calendar, with saved records and an average cycle
Pregnancy Weight Gain
英文Recommended pregnancy weight gain by pre-pregnancy BMI, with a week-by-week reference range
Daily Water Intake Calculator
英文Daily fluids and cup count from adequate intake plus your own extras
Sleep Cycle Calculator
英文Bedtimes and wake-up times by number of sleep cycles
Caffeine Calculator
英文Daily caffeine total and an estimate of what is left in your body
Pet Age Calculator
英文Dog age by size class and cat age in human years
Dog Food Calculator
英文Grams of dog food a day from RER and MER
One Rep Max Calculator
英文1RM from weight and reps, with rep and percentage tables
Running Pace Calculator
英文Pace, finish time or distance, with race predictions and splits
Heart Rate Zone Calculator
英文Five heart rate zones by % of max and Karvonen
Calories Burned Calculator
英文Calories burned from MET values, weight and time
Steps to Calories Calculator
英文Distance and calories from your step count
Blood Pressure Category
英文Blood pressure category by the KSH 2022 table
Eye Chart Test
英文Calibrated Landolt C rings for a rough acuity self-check
Color Vision Test
英文Ten generated dot plates for a red-green colour self-check
Hearing Frequency Test
英文Sine tones and sweeps to find your audible range
20-20-20 Eye Break Timer
英文20 minutes of work, a 20-second look into the distance, on repeat