Exchange visitor (J-1) visas are nonimmigrant visas for individuals approved to participate in exchange visitor programs in the United States.
The Exchange visitor categories include: Au pair and EduCare, Short-term Scholar, Camp Counselor, Specialist, Government Visitor, Student(college/university),Intern, Student( secondary), International Visitor (Dept. of State use), Summer Work Travel, Physician, Teacher, Professor and Research Scholar and Trainee