算標準體重嗎?

2007-04-09 4:17 am
成年男人,身高165cm,體重大約有120磅
想問身重有幾多磅才算標準?

回答 (3)

2007-04-09 4:23 am
✔ 最佳答案
以科學計算 :

身高165 cm - 100 = 65 KG ( 標準體重 )

即143磅, 但應該會是有少計偏肥,

但你只得120磅, 那麼是偏瘦了,

估計130磅或以上會比較好睇.

希望幫到你 !
2007-04-09 5:02 am
如果你想知自己o既體重係咪標準,,
要用 BMI計嫁``
BMI即係 Body Mass Index``
係將你o既體重(kg)除以你o既身高o既 2次方(㎡)``
計左出o來之後,,
再睇埋你o既歲數,, 就知嫁啦``
你睇下呢個網啦``
http://www.who.int/bmi/index.jsp?introPage=intro_3.html
入面有個表,,
個表係相對你o既歲數,, 體重,, 身高,,
睇下你係過重,, 過輕定係標準``

BMI classification
Body Mass Index (BMI) is a simple index of weight-for-height that is commonly used to classify underweight, overweight and obesity in adults. It is defined as the weight in kilograms divided by the square of the height in metres (kg/m2). For example, an adult who weighs 70kg and whose height is 1.75m will have a BMI of 22.9.


BMI = 70 (kg) / 1.752 (m2) = 22.9

Table 1: The International Classification of adult underweight, overweight and obesity according to BMI

Classification BMI(kg/m²)
Principal cut-off points Additional cut-off points
Underweight <18.50 <18.50
Severe thinness <16.00 <16.00
Moderate thinness 16.00 - 16.99 16.00 - 16.99
Mild thinness 17.00 - 18.49 17.00 - 18.49
Normal range 18.50 - 24.99 18.50 - 22.99
23.00 - 24.99
Overweight ≥25.00 ≥25.00
Pre-obese 25.00 - 29.99 25.00 - 27.49
27.50 - 29.99
Obese ≥30.00 ≥30.00
Obese class I 30.00 - 34-99 30.00 - 32.49
32.50 - 34.99
Obese class II 35.00 - 39.99 35.00 - 37.49
37.50 - 39.99
Obese class III ≥40.00 ≥40.00
Source: Adapted from WHO, 1995, WHO, 2000 and WHO 2004.
BMI values are age-independent and the same for both sexes. However, BMI may not correspond to the same degree of fatness in different populations due, in part, to different body proportions. The health risks associated with increasing BMI are continuous and the interpretation of BMI gradings in relation to risk may differ for different populations.

In recent years, there was a growing debate on whether there are possible needs for developing different BMI cut-off points for different ethnic groups due to the increasing evidence that the associations between BMI, percentage of body fat, and body fat distribution differ across populations and therefore, the health risks increase below the cut-off point of 25 kg/m2 that defines overweight in the current WHO classification.

There had been two previous attempts to interpret the BMI cut-offs in Asian and Pacific populations3,4, which contributed to the growing debates. Therefore, to shed the light on this debates, WHO convened the Expert Consultation on BMI in Asian populations (Singapore, 8-11 July, 2002)5.

The WHO Expert Consultation5 concluded that the proportion of Asian people with a high risk of type 2 diabetes and cardiovascular disease is substantial at BMI's lower than the existing WHO cut-off point for overweight (= 25 kg/m2). However, the cut-off point for observed risk varies from 22 kg/m2 to 25 kg/m2 in different Asian populations and for high risk, it varies from 26 kg/m2 to 31 kg/m2 . The Consultation, therefore, recommended that the current WHO BMI cut-off points (Table 1) should be retained as the international classification.

But the cut-off points of 23, 27.5, 32.5 and 37.5 kg/m2 are to be added as points for public health action. It was, therefore, recommended that countries should use all categories (i.e. 18.5, 23, 25, 27.5, 30, 32.5 kg/m2 , and in many populations, 35, 37.5, and 40 kg/m2) for reporting purposes, with a view to facilitating international comparisons.

Discussion updates
A WHO working group was formed by the WHO Expert Consultation5 and is currently undertaking a further review and assessment of available data on the relation between waist circumference and morbidity and the interaction between BMI, waist circumference, and health risk.
參考: 自己+ World Health Organization
2007-04-09 4:23 am
比個網你呀..
http://www.scpo.nccu.edu.tw/show/part1/b/B2/standard.htm

咁你會知得清楚 d... ^ ^


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