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Health & Fitness
BMI, calories, macros, and other fitness and wellness estimates.
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Health
BMI Calculator
Body mass index with WHO weight category.
Health
Calorie Calculator
BMR and daily calorie needs (Mifflin-St Jeor).
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TDEE Calculator
Total daily energy expenditure with cut and bulk targets.
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Macro Calculator
Protein, carb, and fat targets from a calorie goal.
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Ideal Weight Calculator
Healthy weight range estimate by height and sex.
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Body Fat Calculator
Body fat percentage using the U.S. Navy tape method.
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Sleep Cycle Calculator
Optimal bed or wake times based on 90-minute cycles.
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Water Intake Calculator
Daily hydration target from weight and activity.
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Pregnancy Calculator
Estimated due date, week, and trimester.
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Ovulation Calculator
Estimated fertile window and ovulation day.