Describe two parental behaviors that can cause a baby to be born with a variety of health problems.

1)Smoking is linked to spontaneous abortion,premature birth,low birth rate,and childhood illness.Children are more likely to have genetic abnormalities and show problem behaviors by age 2.2)Alcohol causes brain damage,birth defects,and fetal alcohol syndrome.3)Illicit drug users are more likely to have children who are addicted,or who experience problems such as prenatal strokes,brain damage,seizures,premature birth,retarded fetal growth,and malformations.4)Being overweight is associated with a higher risk of birth defects,and poor nutrition can retard bone growth.