Calculators

Body Mass Index

Formula: Weight / ( Height * Height )

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Weight in kg

Height in m

Body Mass Index

Weight loss percentage

Formula: (Current weight - Starting weight) / Starting weight * 100%

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Current weight in kg
Starting weight in kg

Energy expenditure in adults (Harris & Benedict)

Formula for men: 66,4730 + (13,7516 * G) + (5,0033 * H) - (6,7550 * L)
Formula for women: 655,0955 + (9,5634 X G) + (1,8496 X H) - (4,6756 X L)

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Body weight (G) in kg
Height (H) in cm
Age (L) in years

Energy expenditure in adults (Roza & Shizgal)

Formula for men: 88,362 + (13,397 * G) + (4,799 X H) - (5,677 * L)
Formula for women: 447,593 + (9,247 X G) + (3,098 X H) - (4,33 X L)

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Body weight (G) in kg
Height (H) in cm
Age (L) in years

Upper arm muscle circumference

Formula: S = C - ( T * 3.14)

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Upper arm muscle circumference (S) in mm
Upper arm circumference (c) in mm
Triceps skinfold (T) in mm

Upper arm area

Formula: A =  C² / 12.56

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Upper arm muscle circumference (S) in mm
Bovenarmoppervlakte (A) in mm | Upper arm area (A) in mm²
Bovenarmomtrek (C) in mm | Upper arm circumference (c) in mm

Upper arm muscle area

Formula: M = S² / 12.56

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Upper arm muscle circumference (S) in mm
Upper arm muscle area (M) in mm²

Upper arm fat area

Formula: F = A - M

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Upper arm fat area (F) in mm²
Upper arm area (A) in mm²
Upper arm muscle area (M) in mm²

Ideal weight

Formula: IW= H / C

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Ideal weight (IW) in kg
Height (H) in cm
Wrist circumference (C) in cm