How Marijuana Harms a Developing Baby’s Brain

SAN DIEGO—Marijuana has been legalized in some capacity in 31 U.S. states, in large part due to a softening stance around the potential harms of the drug and recognition of its medical benefits. As a result, cannabis has become the most commonly used illicit drug during pregnancy.

One recent study revealed that in 2016 7 percent of pregnant women in California used marijuana, with rates as high as 22 percent among teenage mothers. In Colorado 69 percent of dispensaries recommended the drug to pregnant women to help with morning sickness.

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

... read more at: https://www.scientificamerican.com/article/how-marijuana-harms-a-developing-babys-brain/

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