Whereas marijuana is not a major health risk for most adults, prenatal drug exposure can be harmful to unborn babies. Previous research has shown infants exposed to cannabis in the womb are 50 percent more likely to have a lower birth weight. Now three new studies presented Tuesday at the Society for Neuroscience annual meeting here suggest prenatal cannabis exposure—at least in rodents—could have serious consequences for fetal brain development.
— Read on www.scientificamerican.com/article/how-marijuana-harms-a-developing-babys-brain/