More women are using marijuana while pregnant: study

The good news is that fewer pregnant women are drinking booze and smoking cigarettes, according to a new study published in JAMA Pediatrics. But the bad news is that more expectant mothers are using marijuana, which may also pose a developmental threat to their babies.

The percentage of pregnant women who smoked cigarettes while expecting a baby fell significantly, from 17.5% to about 10%, according to research published in JAMA Pediatrics. Alcohol usage also dropped during this time period, from nearly 10% to about 8.5% from 2002 to 2016. But cannabis usage among pregnant women appears to be on the rise, perhaps due to its legalization. That number bumped up from 3% of pregnant women to nearly 5%.

A baby hand (Photo by Jorgefontestad/ 

Those statistics are based on responses to the National Survey of Drug Use and Health. The study looked

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