Body mass index of Indian Teenagers

Why in news?

• Body mass index of Indian 19-year-olds among lowest in 200 countries, as per a report.

About the report:

• India ranks third and fifth from the bottom respectively among countries where 19-year-old girls and boys have a low body mass index (BMI), according to a study in The Lancet.
• The study provides new estimates for height and BMI trends in 2019 across 200 countries after analysing data from 2,181 studies.

Comparison with other nations

• The mean BMI of 19-year-old boys is 20.1 in India, compared to a high of 29.6 in the Cook Islands and a low of 19.2 in Ethiopia.
• For Indian girls, the mean BMI is again 20.1, compared to a high of 29.0 in Tonga and a low of 19.6 in Timor-Leste.
• The mean height of Indian 19-year-olds is 166.5 cm for boys and 155.2 cm for girls, well below the high of Netherlands boys (183.8 cm) and girls (170 cm).

What is BMI?

• BMI is measured as the weight in kg divided by the square of the height in metres. World Health Organization guidelines define a normal BMI range as 18.5 to 24.9, overweight as 25 or higher, and obesity as 30 or higher.
• The 20 cm or higher difference between countries with the tallest and shortest mean height represents approximately 8 years of growth gap for girls and approximately 6 years for boys.

PRELIMS QUESTION

Consider the following statements regarding nutrition situation in India: 
1.POSHAN Abhiyaan or National nutrition mission aims to improve nutritional outcomes for children, pregnant women and lactating mothers. 
2.National nutrition Mission also strives to achieve reduction in Stunting in India to 25% by 2022.
Which of the statements given above is/are correct?
(a)1 only
(b)2 only
(c)Both 1 and 2
(d)Neither 1 nor 2

Answer to prelims question