One positive example of health fitness advertisements would be advertisements that get you to come to the gym to work out.
A negative example would be dieting pills that make it seem like you don't have to put in any work to lose weight healthily.
D)Risk behavior can harm your health
In certain sectors of society, saying "most Americans don't understand ... You're part of a generation which has, by and large, become ... at our own levels of knowledge about mental health disorders and see what's lacking
That's the answer right there
Cold can be caused by cold weather out side and the flu u can get from other people that are sick or bad living enviroments or rotton food