Questions: * What's the effect of an online nutritional educational program in preschoolers families on the adherence to the mediterranean diet? * What's the effect of this program on the BMI at 3 years follow-up? Study Description A randomized controlled experimental study with cohorts will analyze the effect of an online family educational intervention program on the weight status and adherence to the Mediterranean diet of children in early childhood education centers. It will be conducted in the municipal early childhood education centers of Pamplona, which already offer healthy and sustainable menus. In addition to evaluating the post-intervention effect, a follow-up will be conducted 2-3 years after the intervention to analyze its effect on the rate of overweight and obesity at 5-6 years of age.
Age range
18 Months – 36 Months
Sex
ALL
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BMI z-score
Timeframe: Before and through intervention completion, an average of 6 months, and at 3 years of follow-up (5-6 years old).
Adherence to Mediterranean diet
Timeframe: Measurements: Before and through intervention completion, an average of 6 months and at 3 years of follow-up (5-6 years old), with parents reporting on the child's diet.