Thanks for writing to us.
Its very sad to hear that your dad passed away 3 weeks ago.
Pain related to heart is aggrevated by exertion & relieved by rest or medicine. It usually associated with profuse sweating
. Since your symptoms dont fit into the description you had providedm so you need not worry. Dont take stress
As suggested by your doctor you get yourself investigated that will help to clear all doubt in your mind.
Wish you good health.