[Passive smoking and frequency of occurrence of disease symptoms in the respiratory system in children aged 0-7].

Passive smoking is the problem all of us but the most harmful is for health of the children. The work aims was the assessment of frequency of occurrence of disease symptoms in the respiratory system in children up to 7 years of age depending on exposure to passive smoking. 100 children admitted to the Regional Children's Hospital in Bydgoszcz were subject to research; all of them living in the Kujawsko-Pomorskie Voivodeship.