Here are some reasons why: 1  Newborns make more bilirubin than adults do since they have more turnover of red blood cells. 2  A newborn baby's still-developing liver might not be able to remove enough bilirubin from the blood. 3  A baby's intestines absorb bilirubin that would normally leave the body in the stool (poop).
Marijuana Use During Pregnancy Affects Babies' Brain Development (STUDY) Using marijuana during pregnancy could affect a baby's brain development by interfering with how brain cells are wired, a new study in mice and human tissue suggests.
While the use of marijuana appears to relieve reported symptoms of nausea during pregnancy (though it didn't impact the rate of vomiting)4, women should be aware of the fact it has unproven fetal safety and other treatments for morning sickness may be safer.