LeanCraft

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Body metrics
{{ errors.age }}
{{ errors.height }}
{{ errors.weight }}
{{ errors.waist }}
{{ errors.hips }}
{{ errors.neck }}
{{ copyStatus }}
BMI: {{ bmi.toFixed(2) }} ({{ bmiCategory }})
Body Fat% ({{ bodyFatMethodLabel }}): {{ bodyFat.toFixed(2) }}
Waist-to-Hip Ratio: {{ waistHipRatio.toFixed(2) }}
BMR: {{ bmr.toFixed(2) }}
Lean Body Mass: {{ leanBodyMass.toFixed(2) }}
Estimated Daily Calories: {{ dailyCalories.toFixed(0) }}
General Advice: {{ generalAdvice }}
Workout Suggestions: {{ workoutAdvice }}
Nutritional Guidance: {{ nutritionalAdvice }}
Measurement Log
Date Weight ({{ units.w }}) BMI Body Fat% Actions
{{ formatDate(item.date) }} {{ displayWeight(item.weight).toFixed(1) }} {{ item.bmi.toFixed(2) }} {{ item.bodyFat.toFixed(2) }}
This tool is for informational purposes only and is not medical advice.


Harry Negron

Harry Negron is the CEO of Jivaro, a writer, and an entrepreneur with a background in science, technology, and digital publishing. He holds a B.S. in Microbiology and Mathematics and a Ph.D. in Genetics, with a specialization in biomedical sciences. His work spans finance, science, health, gaming, and technology, and his projects include free apps, automation tools, and large-scale search utilities. Originally from Puerto Rico and based in Japan since 2018, he brings an international perspective to Jivaro’s content, research, and tools.

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