Answer:
There is no short answer.
Step-by-step explanation:
Kinesiology is a branch of science that primarily focuses on research of body movements whether it is a human or an animal and it's used to help professional athletes and people who need orthopedic help to support their health.
Among the majors that kinesiology students can pick are "athletic training", "sport management" or "science of movement" which are in the category that primarily focuses on professional preparation of athletes.
The ones mentioned in the second version are the ones that primarily focus on the psychological or pedagogy part of kinesiology. These can be PE training for children, physical therapy etc.
I hope this answer helps.