The reason that no alcohol is considered safe during pregnancy is because of the risk of fetal alcohol syndrome. (americanpregnancy.org)
Sadly, many children up for adoption were born with fetal alcohol syndrome. (romper.com)
For example, little was known about fetal alcohol syndrome in the 60's, and it wasn't uncommon to see mothers - to - be enjoying a relaxing cocktail with a cigarette. (motherhoodinpointoffact.com)