Hello @ebenezerso, Welcome to Connect. You are not alone. You might want to join in with others in the following discussion to learn what has been shared.
-- Has anyone been diagnosed with Polymyositis?
https://connect.mayoclinic.org/discussion/has-anyone-been-diagnosed-with-polymyositis/
Here's a search of Connect listing other discussions and member comments on Polymyositis if you want to do some more reading - https://connect.mayoclinic.org/discussion/has-anyone-been-diagnosed-with-polymyositis/.