Hello Aditya, Primarily, it depends on your interest and skills. Now a days as childern are becoming tech savy. There is need for physical exercise and physical education as well. There is also good scope in this field.
You can pursue a three or four year Bachelor’s in Physical Education after class 12th.Admission process varies from college to college. You may have to take an academic test, a physical fitness test and a playing ability test.
Career options-
You can do event management, talent handling, sports marketing, sports media and advertising with sponsers. There are online platforms also, you can work with them like Cricinfo, ESPN.
You can also work with gyms, coaching classes, trainers, etc.
You can also deliver sports education in schools.
Pursuing any course related to sports will also help you remain fit and fine yourself.

You can opt for this course.

Good luck!