I have never felt this "normal" since before my "POTS" onset. A couple weeks ago, I went to the mall for Christmas shopping and I spent a good 7 hours just walking around the entire time. The majority of the 7 hours was spent walking at a fast pace. Not much time was spent sitting on a bench or looking at products. The experience was horrible. My HR was between 130 - 170 the entire time, accompanied by light headedness and major brain fog. When I got home, my HR did not settle down and my leg