Praveen, minimum age limit to get admission in undergraduate course of physiotherapy is 17 years, also it is 4-4.5 years programme. And the job profiles mainly include treating injuries or to work in laboratories. To get admission in same you must have minimum 50%in 10+2 with physics  chemistry and biology as core subjects. For more information about the course  kindly visit the link given below

https://www.careers360.com/courses/physiotherapy-course

Thank you