Effects of underweight, overweight, and obesity on the body growth of preschoolers

Variations in BMI were significantly correlated with preschoolers' body shape which included chest circumference, calf length, calf circumference, foot length, and the distance between the greater trochanters. Overweight and obese preschoolers experienced faster body growth; conversely, underweight preschoolers often showed delayed growth. This underscores that the underweight group also merits attention and concern.