Authority	Position on Vaping During Pregnancy	Key Recommendation
CDC	E-cigarettes are not safe for pregnant women	Screen for all nicotine use at every prenatal visit
Surgeon General (US)	No safe level of nicotine during pregnancy	Quit all nicotine products immediately
ACOG	Obstetricians should screen for e-cigarette use	Counsel patients to quit vaping and smoking
WHO	E-cigarettes are harmful to pregnancy	Do not use any vaping products during pregnancy
Smokefree.gov	"E-cigarettes are also not harmless"	Switching from smoking to vaping is NOT recommended