Fathers' Diets Could Shape Their Baby's Health Before Birth
Summary
A study in Brazil found that fathers who eat many ultra-processed foods before conception may affect their newborns' growth, leading to higher birth weight and more body fat in some areas. Researchers suggest that both mothers and fathers should follow healthy diets before trying to have children.Key Facts
- The study looked at 43 sets of fathers, mothers, and newborns in Ribeirão Preto, Brazil.
- Ultra-processed foods include items like processed meats, sugary drinks, and packaged snacks.
- Fathers' intake of ultra-processed foods averaged 30% of their calories.
- Higher consumption of these foods by fathers was linked to heavier babies with more body fat in certain places.
- Mothers' diets showed different effects, like babies with lower birth weight and smaller size when mothers ate more ultra-processed foods early in pregnancy.
- Researchers say fathers' diet may affect babies through epigenetic changes, which can turn genes on or off without changing DNA.
- The study recommends both parents avoid ultra-processed foods before conception.
- The research was small and based on self-reported food intake, so results need cautious interpretation.
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