Feeding a baby solid foods too early in life may increase his risk of becoming
obese before reaching preschool, according to a new study in
Pediatrics.
The American Academy of Pediatrics recommends that new
mothers breast-feed their babies for at least six months and introduce solid
foods between 4 and 6 months. This new study finds that among formula-fed
babies, those who were given solid foods before age 4 months had a higher risk
of becoming obese.
The study compared obesity rates among 847
3-year-olds. Researchers found that among children who were breast-fed for at
least four months, the timing of solid-food introduction did not affect their
odds of becoming obese at age 3. But among babies who were formula fed or who
stopped breast-feeding before the age of 4 months, introducing solid food before
4 months was linked to a sixfold increase in the odds of that child becoming
obese by age 3.
揙ur data support the existing American Academy of
Pediatric Guidelines that suggest waiting until an infant is at least 4 months
old before introducing solids. And what our study suggests is that increasing
adherence to those guidelines across the U.S. population has the potential to
reduce the risk of obesity in childhood,?says study author Dr. Susanna Huh with
Children抯 Hospital Boston.
Researchers aren抰 exactly sure why introducing
solids early may be linked to obesity. Their best guess is that formula-fed
infants are consuming more milk than breast-fed children and therefore getting
more calories.
But Dr. Frank Greer, former chairperson of the AAP
Committee on Nutrition, is puzzled by the fact that the researchers didn抰 find
an increase in weight gain in the children who were introduced to solids
early.
揟hey didn抰 show that there was any increase in rate of growth in
the formula-fed babies before that {age 3}. It makes me wonder if this is just a
marker for people that introduced solid foods between 2 ?4 months, that their
overall diet is poor in general,?suggests Greer.
Poor eating may have led
to the weight gain by age 3, the doctor theorizes, not the timing of the
introduction of solids into the diets of babies.
More research may offer
clarification, but in the meantime, it抯 important to remember to breast-feed
your infant as long as possible and to introduce solids later rather than
sooner.
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