A mother’s lifestyle and environmental factors during pregnancy significantly influence the health of the unborn child. Research increasingly emphasizes that these factors affect not only the course of the pregnancy but also the later life of the born child. For the health and development of newborns, it is crucial for expectant mothers to consciously pay attention to their environment and the substances they are exposed to. The Effects of Smoking and Exposure to Tobacco Smoke Smoking and exposure to tobacco smoke is a particularly concerning factor that can carry numerous health risks. Analyzing the first stool of newborns – meconium – offers another method to assess the effects of smoking…