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What is the body mass index? How can I measure it? What will it help me know?

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Question ajoutée par Salma Eid , Dietitian/Nutritionist , Muscle Power Sports, Nutrition Centre
Date de publication: 2016/11/08
Farah Habib
par Farah Habib , Guest Lecturer , Career Planning Centre,Womens College,AMU and Senior Secondary School Girls,AMU

BMI is used for measuring weight in relation to height. one can calculate it by adolphe quetelet formula as: weight in kg/ height in meter square.

it will help you know about your actual physical weight is and what ought to be. it will help in weight management- either to loose or gain weight.

Stanko Nuzdic
par Stanko Nuzdic , Personal trainer , X sport gym

Body mass index is indicator that used to show person`s weight category, but it is not reliable.

BMI is person`s weight in (Kg) divided by square of height in (m).  The formula is BMI=  Weight / Height x Height (m) .       Values of BMI :     <18 malnutrition,    18 - 25 normal body weight,  25 - 30 being overweight,  30 - 40 overweight,  and  >40 pathological obesity. 

 

Nuno Pantarotto
par Nuno Pantarotto , teacher , Barcelona

Body mass index is measured by the formula, weight (kg) divided by height (m) squared. It serves to analyze whether the person is above, below or in the mean weight.

Basam Abdel Aawad
par Basam Abdel Aawad , executive personal trainer , Emaar

body mass index is approximate measure of body weight over or under weight and can be calculated by dividing body weight on square hight hope answered the question

the harris benedict equation

 

males : 66 + ( 13.7 × weight ) +( 5 × height ) - ( 6.8 × age )

 

females : 655 + ( 9.6 × weight )  + ( 1.7 × height ) - ( 4.7 × age )

 

calculated the rate and type 

of activity :

 

females/males/type of activity

1           /        1     /  sedentary

1.12     /       1.1  /   low active

1.27     /      1.25   /     active

1.48     /    1.45  /  very active

 

 

 Basic metabolic rate :

 

BMR = Activity rate × total calories

 

If Underweight, he calculates his ideal weight in a calorie equation, then × activity rate .

 

If overweight, subtract (-) his ideal weight of excess weight, then ÷ 2, then subtract the result (-) of excess weight, then  × activity rate .

 

 body mass Index :

BMI = weight ÷ height ^(2)

 

less than 20  /  Thinnest

 20 - 25     /    Ideal Weight

 25 - 30      /   increase weight

 30 - 35     / Obesity 1 degree

 35 - 40    /  Obesity 2 degree

more than 40 /  Excessive obesity

 

perfect weight for females

  = 23 × height ^(2)

 

perfect weight for males

 

  = 24 × height ^(2)

 

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