For her, it was not difficult to follow the above challenging routine, as she was already kind of fit and just had to grasp a bit. But, for average person, it is quite a tough job.
Olivia said about her training that
“I worked with a personal trainer, so I did about an hour of cardio five days a week, weight training three times a week, mixed martial arts or fighting three times a week. My workout routine got progressively tougher as I become stronger.”