An athlete exercises under the direction of a trainer, or by themselves using and managing their own exercises.

A student exercises with other students under the direction of a trainer, using the same exercises as other students.

A trainer will give you login information for a class.

A trainer works at a dojo and trains athletes and students.

You will need to register at a dojo.

A dojo is a group of one or more trainers, usually at a gym location.