To many problems with my lower back. Need to work my core first.
I recommend the you-knee-sigh-kill for core and back.
Look at garage sales - people buy them and then don't have the perseverance to learn.
Look for a 20 or 24 inch wheel.
Yoga is medicine for the core and back

We are back to plant-based eating (the new, more annoying term for vegan) and no sugar.
The pounds drop off with no effort.