In a message dated 8/20/2010 10:34:30 P.M. Central Daylight Time, andrews.colleen@gmail.com writes: European people (such as English/Irish/Scottish/French etc.) continue to produce the enzyme to digest lactose (or something like that) into adulthood; most other people, esp in the southern hemisphere, cease to at about age 4. Maybe that includes Mediterranean people (& therefore Italians) as well. English/Irish/Scottish/..........Interesting, add Bohemian and Russian Jewish to that and you have my ancestry and that of my kids and my grandkids (including their father's side), yet my kids were lactose intolerant at birth as is one of my grandkids. Annie in Minnesota