As expected, the results indicate that older children, those with higher birth weights, and those with mothers who were older at the time of their first birth all score better. (educationnext.org)
And while the vegetarian women eating conventional produce during pregnancy had indeed higher birth defects rates, there was not a single case in the organic group. (nutritionfacts.org)
A much higher birth rate of 2.1 births is needed just to keep the population from declining. (cnbc.com)