New Study Claims Vaping Does Not Harm Pregnant Women or Babies

pregnancy vaping risks debate

A controversial new UK study made headlines this week, claiming vaping during pregnancy helps women quit smoking without posing additional risks. However, conflicting evidence leaves expectant mothers navigating mixed messages from experts regarding potential harm from e-cigarettes.

The Recent Research Findings

Published in the journal Addiction, the research followed over 1,100 pregnant smokers seeking support to quit. Participants used either nicotine patches, e-cigarettes or no nicotine aids alongside counseling.

Investigators found women vaping or on patches delivered healthier babies compared to those still smoking. Lead researcher Professor Peter Hajek stated:

“E-cigarettes helped pregnant smokers quit without posing detectable risks to pregnancy compared to stopping smoking without nicotine.”

Specific study results indicated:

  • Nicotine replacements increased quit rates without adverse events
  • Babies’ birth weights matched those of non-smokers
  • Vaping reduced respiratory infections
  • E-cigarettes proved more popular than patches

Hajek concluded nicotine itself seems not responsible for many smoking-related pregnancy complications. Instead, other chemicals in cigarettes likely drive risk.

However, the small sample size, short duration and lack of randomization leave findings inconclusive pending further targeted research.

vaping pregnancy safety study

Conflicting Pregnancy Recommendations Regarding Vaping

Most health agencies currently recommend avoiding all nicotine exposure while pregnant due to uncertainties around safety. Potential risks from vaping include:

  • Impaired fetal brain and lung development
  • Premature birth
  • Miscarriage risk
  • Low birth weight

With lung and brain tissue still forming, introducing foreign substances during fetal development raises concerns. And e-cigarette vapor contains trace chemicals and metals requiring further investigation regarding impacts.

Therefore, regulatory bodies like the CDC and FDA urge expecting mothers to err on the side of caution when it comes to vaping and all tobacco products.

Conversely, Hajek’s analysis suggests vaping poses minimal incremental risk while delivering large smoking cessation benefits for pregnant users. And with up to 25% of expectant mothers smoking early on, solutions assisting quitting provide public health value, argues Hajek.

Ultimately until more rigorous longitudinal studies occur, uncertainty persists whether advantages of vaping as a quit tool for pregnant smokers outweighs unknown harms.

Takeaways For Pregnant Women Regarding Vaping

Given conflicting opinions around vaping safety during pregnancy, prospective mothers should:

  • Discuss options with their doctor, considering individual context
  • Understand any recommendation’s rationale with candor
  • Recognize most evidence focuses on smoking avoidance above all
  • Consider alternatives like counseling or approved nicotine therapies
  • Make an informed decision weighing personal health history

While further research continues unpacking suitable recommendations, open patient-provider conversations ensure expectant mothers access the best assistance quitting smoking.


Matthew Ma