Rapid heart rate, chest tightness and dizziness, could it be POTS?

As some of you may know, I have been suffering from a rapid heart rate (it has been up to 160bmp) along with chest pains and dizziness for the past 11 months. It has been such a long road to getting this figured out and I’m still not there. A few months ago I was … More Rapid heart rate, chest tightness and dizziness, could it be POTS?