Answer:
passive smoking is very dangerous yes as most cigarettes have a filter whereas passive smoking theres nothing. in australia a lot of laws have been passed to stop smoking in public areas that have poor ventilation.
From a smoker, no we live shorter lives, most of the time. But there are exceptions to every rule. and Yes, it does shorten your breath.. For instance we can not hold our breath under water as long as a nonsmoker might be able to do.
