question: my ecg says moderate mid-and left precordial and high lateral repoloriztion disturbance consider ischemia LV overload and or digitalis negative T in l aVL V4 V5 V6 with small negative T in V 3 i was givin this to bring to cariologist my apointment is not for 3 weeks i am active doing zumba should i refrain from this activity for now and what does this mean