8 months back while doing HIIT and i got weakness and shortness of breath. i immediately visited hospital. my bp was 160//100 and pulse 93. doc did all following heart test and found normal: ECG, ECO, chest x ray, TMT,
lipid profile, blood
sugar.i have been in an extreme weakness with shallow breathing even with little exertion for months while taking multivitamins and bp medicine. now after turning normal i did mild HIIT n back to square one.