Hi , Welcome to HCM ,
heart related pain will radiate to any of arms and shoulder , it increase on exertion and relived on rest ,
may associated with sweating and shortness of breath
your pain is not look like heart related problem ,
stay relax , donot panic ,
avoid heavy exertion and stress
consult family physician and do ECK , if any problem in ECG then consult cardiologist
and follow his advice ,
adopt healthy life style ,
eat healthy food ,
stay away from any addiction .
take proper sleep .