On a long transcontinental flight, a middle-aged man gets up and exercises in the aisle, moving his hands, feet, arms, and legs as much as he can. he does this every two hours. the flight attendant asks him to sit down, but he explains that he is trying to prevent a very dangerous medical condition. he is talking about

You're doing research for a public essay on alternative medicine. which of the following sources has the most reliable information? a.a post on a social networking site about the undesired side-effects of different alternative medicinesb.a recent government report comparing the results of alternative and contemporary medicine for a specified diseasec.an anonymous article on a medical website that claims the success of alternative medicined.a 2003 study conducted by a medical research center about the effects of alternative medicine