Originally Posted by
Helderberg
... to move to a hybrid/fitness style to get a more upright position without going to a cruiser, straight up seating, as that is the worst as it stacks my spine and the bumps are brutal. I am thinking that walking is my next best idea and biking is going to be an around-the-block occasionally type of thing.
One thing that's helped me avoid much jarring, with a more-upright riding position, is a sprung saddle and a suspension seatpost.
Such as:
Brooks B67 Aged saddle
Cirrus Kinekt Active Suspension seatpost
Definitely helps take the edge off bumps and judders from the road surface.