Childhood obesity is a strong but incomplete predictor of adult weight status
In short: A systematic review and meta-analysis of 200,777 participants found that children with a high body mass index are significantly more likely to remain obese as adults. Specifically, children who were obese were about five times more likely to face the same issue in adulthood than those who were not.
The study highlights that while childhood obesity is a major risk factor—with 80% of obese adolescents remaining obese into adulthood—it does not account for everyone. Notably, 70% of adults who are currently obese were not classified as obese during their childhood or adolescence.
The researchers pooled data from multiple prospective cohort studies to assess these trends. However, because the analysis relied exclusively on body mass index as the metric for obesity, it may not capture the full complexity of weight health.
Why it matters: While childhood obesity is a major risk factor, it does not account for the majority of the adult obesity population.
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Sources
- Summary by Intellect · source: Research: Simmonds et al. (2015). Predicting adult obesity from childhood obesity: a systematic review and meta‐analysis. Obesity Reviews.
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