I often wind up sleeping in contorted positions, and I've had a similar issue with my rhomboid muscles. About 6 months ago, I switched to a split keyboard and

I often wind up sleeping in contorted positions, and I've had a similar issue with my rhomboid muscles. About 6 months ago, I switched to a split keyboard and it's made a big difference for me. Sitting with my arms shoulder width apart has taken a lot of the strain out of my neck and back.