The best single behavioral change americans can make to reduce morbidity and mortality is to

Stop smoking.

Explanation:

According to analysis, it is deduced that smokers tend to die 10 years earlier than non smokers.

The estimation of population attributable fraction the percentage of the disease morbidity or mortality that is attributable to an exposure is central to calculating burden. The calculation of PAF for a particular risk factor represents a form of quantitative risk assessment. Risk assessment is a systematic approach that translates research findings for the purpose of guiding the implementation and evaluation of public health programs etc.

disorders of the brain include both behavior disorders and other psychiatric illnesses. the primary difference between a behavior disorder and another type of psychiatric disorder is the presence of choice. psychiatric conditions are considered to be involuntary while in behavior disorders, choices are essential.

answer; /// all of the above;