Advocating for Evidence Based Marijuana Policy
Cannabis Exposure Affects Fetal Growth Trajectories
Marijuana, the most common illicit substance used during pregnancy, can reduce birthweight by an average of 15 ounces over the course of a full term pregnancy. The 2009 study conducted in the Netherlands among 7,500 mothers was Researchers also found a statistically significant reduction in head circumference.
The abstract and entire article published in the Journal of the American Academy of Pediatric and Adolescent Psychiatry can be found at: http://www.sciencedirect.com/science/article/pii/S0890856709660731