This behavior is probably inborn, our study suggests that those kids who particularly like sweets are at greater risk of weight gain. Julie Lumeng More Quotes by Julie Lumeng More Quotes From Julie Lumeng It is possible that when there is a younger sibling in the family, a child might become more active – for example running around more with their toddler sibling, maybe families are more likely to take the kids to the park when there is a younger sibling, or maybe the child is less likely to be sedentary, watching TV, when there is a younger sibling to engage them in more active pretend play. Julie Lumeng health-news