If you smoke during pregnancy, so does your baby. You inhale poisons like nicotine and carbon monoxide when you smoke. These poisons in your bloodstream get passed on to the baby through the placenta. This is the tissue that connects the mother and baby before it is born.
Smoking also reduces the supply of oxygen and nutrients to the baby.
This can affect both you and the baby during pregnancy and after birth. It may be. Smaller babies are more likely to need special care and stay longer in the hospital. They are also more likely to die at birth or within the first year. Yes, smoking can also threaten your own health.