Dear friend, welcome to HCM !
What is your age ?
What medicines are you on? any steroid?
can cause weight gain etc.
please describe in details the respiratory problem.
You need a detailed evaluation for weight gain, if there is no steroid on.
Please revert with the answers so that I can advise correct course of action.
Take care and please keep me informed of your progress.
Good Luck !
I hope to have answered your query satisfactorily.
May I request for your rating and review of this answer before you accept the answer and close the query (if there are no more follow up questions)?
Thank you !