. Children who breathe in secondhand smoke are more likely to suffer from pneumonia, bronchitis and other lung diseases.

2. They are far more likely to suffer from ear infections.


3. They are far more likely to develop asthma and far more likely to have more asthma attacks.


4. Babies exposed to secondhand smoke are more likely to die from sudden infant death syndrome (SIDS).


5. There are estimated 150,000-300,000 cases each year of child infections (pneumonia, bronchitis etc) in infants under 18 months of age who breathe in secondhand smoke.
If you are a smoker please do not take heed of what these people are saying, they are just trying to justify their own habit. It can be easy to side with them because it justifies your own habit. Even if the statistics about secondhand smoke have been exaggerated.