I broke my clavicle in a bike accident many years ago. They put me in a figure 8 strap and I was fine on a stationary bike (sitting upright) pretty soon thereafter. No lasting issues. I also did lots of walking.
Hope you heal up soon!
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Countries I've ridden in: US, Canada, Ireland, UK, Germany, Netherlands, France, China, Singapore, Malaysia
States I've ridden in: Illinois, Connecticut, Massachusetts, Pennsylvania, California, Nevada, Missouri, Colorado