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Home » Study shows link between maternal marijuana use and low birth weight

Study shows link between maternal marijuana use and low birth weight

Women who used marijuana while pregnant were almost three times more likely to have an infant with low birth weight

LAWSON HEALTH RESEARCH INSTITUTE – LONDON, ON – In a new study, researchers in London, Ontario found that women who used marijuana while pregnant were almost three times more likely to have an infant with low birth weight than women who did not use marijuana. The study analyzed data from perinatal and neonatal databases at London Health Sciences Centre (LHSC) and is the first large-scale study in Canada to show this association between marijuana use among pregnant women and low birth weight infants. It was conducted by researchers at Lawson Health Research Institute, Western University and Brescia University College.

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