hi i'm a physio from india. well if u want to study in us there are mainly 2 courseafter ur undergraduation in physical therapy. if u wanna go in clinical practice u can opt for eith mpt or dpt [doctor of physical therapy](in some univ.) and if u waana go for academics then phd. in any field of ur interest. the exam u need to take are GRE (general) and TOEFL. for more info on this either u can mail me or log on to www.ptstudents.com. this site has all the schools which offers program in physical therapy. about the license exam and its eligibility log on to www.apta.com and then find the link from there as every us state has its own requirement. if i can be of further assistance either u can post ur question here or can mail me my id is [email protected]. i'm know these things as i'm also applying to us for higher studies as i'm undergraduate in physical therpay from india. take care bye.