on placental and fetal development – led to a reduction in birth weight of 8 per cent and decreased brain and liver growth by more than 20 per cent.
https://www.nature.com/articles/s41598-019-57318-6
ref - https://www.reddit.com/r/science/comments/eq5nw1/a_new_study_has_definitively_shown_that_regular/
origin - https://www.pipiscrew.com/?p=16593 regular-exposure-to-thc-the-main-psychoactive-ingredient-in-cannabis-during-pregnancy-has-significant-impact