sentence2_structure: Smoking<>tobaccowould most likely have<>a negative impact on the ability of an individual$$$it<>decreases<>stamina and cardiovascular efficiency
sentence1: The second preventive measure would be that of moderating activity, so that those individual who do in fact smoke cigarettes would have available substances that could moderate, decrease and hopefully cessate their behaviour.
sentence2: Smoking tobaccowould  most likely have a negative impact on the ability of an individual to succeed at physical activities because it it decreases stamina and cardiovascular efficiency.
question: How would smoking tobacco most likely have a negative impact on the ability of an individual to succeed at physical activities?