Hi Doctors, From few years ,I am facing issue such as tiredness,stomach upset like Ibs,heartbeat suddenly starts fast ,fear .everytime I checked my blood tests are normal .then finally I checked with psychologist .he said you have general anxiety disorder .he gave me some serotonin tablate and sleep medicine as I was facing issue with sleep also .after some times I feel better.but after few months again problems start such as dizziness ,loss of balance.i did test again this time for vitamin d and b12 .both were less such as b12 was 200 .so he gave me b12 and d tablate .but after few times again feeling small chest pain again ECG and 2d was normal .now today I feel like panick attack as my heartbeat start rapidly feel like offbalnce.i tried everything neurologist , cardiologist , psychologist,general physician but still issue is there .I am fed up now .what to do . Please suggest 😐 Lifestyle -overthinking, exercise was very less due to wfh ,stress