Source and Legitimacy of Research on Correlation Between Morning Sickness and Child Intelligence?

[bethr]

Of course I heard it on Wait, Wait --- Don't Tell Me! --- because that's where I get all my news, dontcha' know --- and I Googled it.

Summary: More maternal pregnancy sickness = higher offspring cognitive function.

Here's the research itself, and found many references to similar theories, which relate it to the fact that non-sick early

Comments

[benndragon]

My reaction was "great, just what mothers-to-be need, to have even more messages that their not being sick is bad for their babies". One of the things I learned in my Acupuncture for Pregnancy class is that people have been telling mothers-to-be that morning sickness is a positive sign (and purposefully implying or even outright saying that not getting sick makes you one of the uncool kids who is failing to properly take care of her baby) for at least the decades that my teacher has been in practice. So I'm inclined not to trust it because it fits in with popular wisdom that has been used against women for a long time. I wish I could read the actual paper though.