dangers of smoking on a pregnant woman and her baby Smoking has harmful and negative effects not only on ordinary humans, but it has the most devastating effects on the health of the mother and her baby.Medical research has shown the effects of smoking, but there are mothers who smoke, or couples who smoke in the presence of pregnant mother or young children,Has research revealed new dangers caused by smoking?There is serious damage to the health of the pregnant woman whether she smoked or inhaled the smoke of smokers (negative smoking), of these damages:1 – Smoking contains toxic substances such as tobacco (nicotine) and others, and these toxic substances are a major cause of lung cancer.2 – These toxic substances to the fetus through the blood causing the greatest damage3- Smoking presents the mother with abortion and loses her fetus.4- The harmful effects of smoking on a pregnant woman reduces the amount of oxygen in your body, thus preventing the arrival of vital oxygen to your child’s health.5- Women smokers are more likely to have complications during pregnancy and childbirth, including bleeding.6- Smoking leads to some cases in which fertilization of the egg outside the uterus. This condition is serious and can reduce the chances of pregnancy occurring again.7- Smoking affects the amount and yield of milk in the mother.Effects of smoking on the fetus:1- Smoking or inhalation of smoke causes the birth of undernourished children.2- The transmission of toxic substances in smoke to the fetus across the placenta leads to premature birth or miscarriage.3- Smoking leads to the birth of children with congenital malformations. 4- Children are born with a brain disorder when the mother is a smoker by up to 25%. For an over-smoking mother, the percentage of children with a defect is 65%.A very large percentage.5- Smoking leads to the death of the fetus in the mother’s womb or the death of the child immediately after birth. This risk is directly related to excessive smoking. The higher the smoking, the greater the risk to the fetus and sudden death. 6- When you smoke during pregnancy, the toxins enter your bloodstream so that the baby absorbs it with the oxygen and food it consumes from your body, and later infects you with diabetes or blood pressure.7- (Smaller than 200 grams) with head abnormalities (small brain size) and congenital defects in the throat and speech area. 8- Nicotine also affects the oxygen consumption of the fetus. Nicotine constricts the blood vessels in your body, and affects the amount of oxygen the fetus needs.Smoking causes the birth of children with chest allergies, asthma and bronchitis.10- Smoking causes the birth of underweight children who may die during breastfeeding or early childhood.