Degenerative Arthritis Left Shoulder What Type Of Workout Will Target My Fat Gut, But Not Aggravate My Bad Neck & Shoulder?

What type of workout will target my fat gut, but not aggravate my bad neck & shoulder? - degenerative arthritis left shoulder

They have recently joined a gym trying to fit and - lose 15-20 pounds. I really need to work on that muffin top, which is obtained, out of control. But I suffer from arthritis of the spine, degenerative disc disease and Bumb left shoulder. What is the best material to use and exercise classes, my abs? I do the treadmill, a few samples with the Freeweights, etc., but I really have my way without my neck and shoulder pain point.