Is It Normal To Feel Tightness And Muscle Strain While Recovering From Clavicle Surgery, Two Weeks After Removing The Sling?

Have a question, recovering from clavicle surgery all is going well, March 1,is when the hit and run happened,surgery on the 9th. A plate was inserted. Nxt Thursday will be 2wks with no sling is it normal to feel tightness I m re working my muscles just trippy