I have anxiety for past 3 month in which one day mujhe ghabrahat hui and i was stress my pulse rate slowly increase like first 120,than 140 than to 170 and slowly get down and after 2 month that also I am in stress but when it happen I am in not stress at that point my pulse rate increase all of sudden to 190 and 2-3 minutes get normal before second episode happen i constantly studying of psvt kahi mujhe psvt toh nahi hai mai Roz dar gaya tha and i splash cold water and Deep breathing my echo and ECG normal,ECG Done not at time of palpitations is it anxiety induce or psvt