A new study suggests that obesity can set in by kindergarten when babies use bottles for too long.

It seems that bottle-toting toddlers are courting too many calories.

Researchers at Temple University recommend weaning baby off the bottle at 12-14 months.

Babies who were weaned later stood a 33 percent chance of becoming too heavy.

Here are links to the ABC News story including video, as well as to a shorter article and the full text of the study's journal entry.