What the heck is my chiropractor doing? HELP!?

I've been going to a chiropractor for a month now. He took and x-ray and it was very obvious that I have scoliosis. I was having really horrible back pain due to my twisted spine pinching nerves. Well, after a couple weeks of treatment, the pain went away but I still had to keep going to the chiro so I have been. I go 3 times a week. Well, part of my treatment is exercise. He has me doing exercises to strengthen my back muscles but last week he started me on the stationery bike. Why do I need to ride a bike for 5 minutes? My scoliosis is in my upper right shoulder blade area of my back. I feel like he's not targeting my scoliosis, but that he's targeting my fat belly. Someone please explain his intentions. I don't want to question him because last time I did that he thought I wa