Monday 16 February 2015

OBESITY PROGRAMMED FROM BIRTH?


Will we soon predict whether a child born today has a high probability of being fat tomorrow? The idea caught on. And it seems that infant feeding and breastfeeding are crucial

Baby Food
For a long time, the question arises as to the liability of infant feeding on the future development of the individual. Specifically, there exists a critical period (called window), just before or in the weeks after birth, during which we could with any food stimulus "program" a long-term effect on the structure and functions of the body ?? For the world's leading experts on the subject, this critical window in early life would determine nothing less than the risk of developing obesity, type 2 diabetes or cardiovascular disease! Hence the challenge to understand these mechanisms ...

Prolonged breastfeeding protects

Recently, a broad review of the scientific literature took stock of the latest findings. An inverse relationship is thus observed between breastfeeding and obesity in adulthood compared to bottle-fed infants. The protective effect of breastfeeding is even more significant if it extends beyond at least two months.

Grow slower is better!

Several assumptions underpin the positive impact of breastfeeding on the development of obesity.
Children breastfed eat smaller amounts (calories, protein ??) what could possibly be a later influence on the regulation of appetite and body weight.
They also grow correspondingly more slowly, which seems more favorable, contrary to a widespread idea.

A less efficient fat storage

Third, breastfed children have insulin blood levels lower. However, this hormone is a storage hormone, that is to say, it brings in sugars and fats in the cells. Insulin in excessive amounts made penetrate more fat in fatty tissues. Finally, it seems that breastfed children have adipocytes (fat tissue of the fat cells) better. Clearly, they would be less numerous and less easily inflate ??

Station in low birth weight

Besides breastfeeding, another factor may decide also of the future of our little darlings: birth weight. If it is too low (well below 3 kg, do not worry!), It would also be a risk factor for obesity. Why? Cause baby would prove more economical while adapting its metabolism in utero! And once exposed to a plethora of food (at birth and later in life), it would store more energy than normal ?? Another hypothesis would be that these children are often bottle fed and therefore do not enjoy the benefits of milk so maternel. This perhaps a discovery that could bring new solutions to stop the spread of a disease that seems inevitable. Mothers: breastfeed!

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