Explain how individuals living with a smoker might benefit once he or she quits smoking.

Once this said person quits smoking, the others would benefit by no longer being exposed to second hand smoke. Second Hand Smoking kills most of people being exposed to them.

 Individuals living with a smoker are at risk of experiencing negative effects of secondhand smoke. Once a smoker stops smoking those around him or her experience some of the same benefits the smoker does, such as better cardiovascular health, reduced risk of cancer, and improved life expectancy. Answer may also include benefits specifically related to infants and children, such as less chance of SIDS, respiratory illness, asthma attacks, and ear infections.