Breathing secondhand smoke can be harmful to children's health including asthma, Sudden Infant Death Syndrome (SIDS), bronchitis and pneumonia and ear infections. Children's exposure to secondhand smoke is responsible for:  (1) increases in the number of asthma attacks and severity of symptoms in 200,000 to 1 million children with asthma; (2) between 150,000 and 300,000 lower respiratory tract infections (for children under 18 months of age); and, (3) respiratory tract infections resulting in 7,500 to 15,000 hospitalizations each year. More>>