[{"data":1,"prerenderedAt":83},["ShallowReactive",2],{"tool-content-en-bmi-calculator":3},{"id":4,"title":5,"body":6,"description":74,"extension":75,"locale":76,"meta":77,"navigation":78,"path":79,"seo":80,"stem":81,"toolId":12,"__hash__":82},"tools\u002Ftools\u002Fen\u002Fbmi-calculator.md","BMI Calculator",{"type":7,"value":8,"toc":65},"minimark",[9,13,17,21,24,41,44,48,51,55,58,62],[10,11,5],"h2",{"id":12},"bmi-calculator",[14,15,16],"p",{},"Body mass index (BMI) is a quick screening measure computed from height and\nweight alone: weight in kilograms divided by the square of height in metres.\nEnter your height and weight and the calculator shows your BMI instantly,\nwith no upload of any kind.",[10,18,20],{"id":19},"two-standards-side-by-side","Two standards side by side",[14,22,23],{},"The same BMI value can mean different things in different countries, so the\ntool classifies your result against both systems at once:",[25,26,27,35],"ul",{},[28,29,30,34],"li",{},[31,32,33],"strong",{},"WHO international",": under 18.5, normal 18.5–24.9, overweight 25–29.9,\nthen three obesity classes from 30 upward.",[28,36,37,40],{},[31,38,39],{},"China (WS\u002FT 428)",": the overweight threshold starts earlier at 24 and\nobesity at 28, reflecting different health risks in Asian populations.",[14,42,43],{},"Your current class is highlighted in both tables, and the selected standard\ndrives the color band, badge, and healthy weight range above.",[10,45,47],{"id":46},"the-category-band","The category band",[14,49,50],{},"A color band from BMI 14 to 42 shows every class and where your value lands,\nwith a marker you can read at a glance. Below it, the healthy weight range for\nyour height is shown in kilograms or pounds, plus how far you are from that\nrange — the same advice in either unit system.",[10,52,54],{"id":53},"metric-or-imperial","Metric or imperial",[14,56,57],{},"Switch to feet\u002Finches and pounds and every input converts in place; the\ncalculation itself always runs in metric, so results match exactly between\nthe two modes.",[10,59,61],{"id":60},"privacy-and-limits","Privacy and limits",[14,63,64],{},"Everything is computed locally in your browser. Nothing is uploaded or stored\nunless you turn on data remembering for this tool. BMI is a population-level\nscreening hint, not a diagnosis: it does not apply to pregnant women, growing\nchildren and teenagers, or people with unusually high muscle mass.",{"title":66,"searchDepth":67,"depth":67,"links":68},"",2,[69,70,71,72,73],{"id":12,"depth":67,"text":5},{"id":19,"depth":67,"text":20},{"id":46,"depth":67,"text":47},{"id":53,"depth":67,"text":54},{"id":60,"depth":67,"text":61},"Calculate body mass index with WHO and Chinese standards, a color category band, and a healthy weight range. All local.","md","en",{},true,"\u002Ftools\u002Fen\u002Fbmi-calculator",{"title":5,"description":74},"tools\u002Fen\u002Fbmi-calculator","T_kYM5sTwR0EDIHVKz4ITa2z9mK1nxXf6ksA5LK44rI",1792391416408]