<a href="http://www.physorg.com/news151075295.html">Largest-ever study of US child health begins</a>
                            (AP) --  Scientists begin recruiting mothers-to-be in North Carolina and New York this week for the largest study of U.S. children ever performed - aiming eventually to track 100,000 around the country from conception to age 21.

This will be very interesting in about 20 years.