Chest discomfort last 2 years. Tests.

Dear sir Since two years I am suffering from left chest discomfort both hands discomfort upper stomac burning belching too much and gas and sometimes neck pain should discomfort. My heart beat always  on resting will be 50 to 60. After food it will be 60 to 68. Heart palpation some time . I have done all the test last June 2020 with ecg echo tmt tropinin I and T sugar lipid lft kidney function and all the reports were normal. My bp also normal when I will check in home monitor and doctor clinic aNd some time will be 130/90 when I was worry. Last January 2021 I done upper endoscopy and vitamin b12 and d test. I have mild gastric and vitamin b12 and d difecincy. For that I have taken one month treatment but symptoms not improved same chest discomfort hands discomfort and upper stomac burning and belching. Please suggest should I again recheck cardic tests .