Welcome, @effienana. You'll notice I moved the 2 similar discussions you started into one discussion about how to prepare for shoulder surgery. You've received quite a few responses already.

I think you'll also find these related discussions helpful
– Shoulder replacement: Post-surgery suggestions — https://connect.mayoclinic.org/discussion/curious/
– Shoulder replacement needed: What can I expect? — https://connect.mayoclinic.org/discussion/shoulder-replacement-229495/
– Success stories: Reverse shoulder replacement surgery — https://connect.mayoclinic.org/discussion/reverse-shoulder-replacement-surgery/