She is affecting her health in a positive way. Quitting smoking decreases your chances of bronchitis (inflammation of the bronchi), lung cancer, and other harmful diseases.
Quitting smoking will also decrease your chances of dying at an early age (although, it does not increase it).
Quitting smoking will also result in the decrease of others' health to be at risk.
Texas is a large state with a wealth of energy resources and leads the nation in energy production. The state provides more than one-fifth of U.S. domestically produced energy.