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Cigarette Smoke : Pregnancy Risks

July 11 / 2025

smoking pregnancy risk

 

 

     This statement may seem mild, but in reality, cigarette smoke—whether directly inhaled or secondhand—significantly increases risks to the unborn child, especially during critical stages of development. Exposure to toxic substances such as nicotine, carbon monoxide, and other chemicals can lead to both short- and long-term health complications.

 

Smoking During Pregnancy Increases Preterm Birth Risk by 2.6 Times

Research shows that pregnant smokers are 2.6 times more likely to give birth prematurely compared to non-smokers. Smoking also raises the likelihood of intrauterine growth restriction, making babies four times more likely to be smaller than average for gestational age. This increases the risk of severe complications, including:

 

  • Low birth weight
  • Miscarriage
  • Ectopic pregnancy
  • Cleft lip and palate
  • Heart and lung damage
  • Increased susceptibility to infections
  • Developmental delays and respiratory diseases
  • Preeclampsia
  • Congenital defects
  • Sudden Infant Death Syndrome (SIDS)

 

Even Residual Smoke Is Harmful

     Third-hand smoke—residues on clothing, furniture, and surroundings—can release toxic substances into the environment and also harm the fetus.

 

Quitting Smoking Is Essential

     Avoiding tobacco smoke during pregnancy is not only for the mother’s health, but also the first gift to her child. Every decision a mother makes now affects her baby's future development. If still exposed to smoke, take steps to protect yourself—each step is a beginning toward a healthier, safer life for your baby.