Answer:
You lay down on the floor flat with knees bent. Keep your hands behind your head, and keep it even when you are doing the exercise. With your head to waist, move up and down in a motion. Which is the exercise.
Hope this helped.
Cardio respiratory i believe. correct me if i’m wrong
Hyperbaric Oxygen Therapy is a medical treatment for patients where standard medicine is inadequate. Patients suffering from strokes, cerebral palsy and other diseases where the quality of life is diminished would greatly benefit in this type of treatment. HBOT bombards the body with oxygen, allowing the body to absorb it and replenishes the oxygen and eventually naturally heal it.
Long-time activities, such as a long running(or the Pacer Test), swimming, and biking.
Hope this helps! :)