Researchers have found that the number of women in the United States who use cannabis during pregnancy is increasing, according to a study published this week in the medical journal JAMA.

The percentage of pregnant women who had used cannabis the month prior to completing the survey increased from 3.4 percent in 2002 to 7 percent in 2017. Past-month marijuana usage by women during the first trimester of pregnancy increased from 5.7 percent to 12.1 percent.

See the original article at High Times