the fast heart rate indicates an allergic reaction which wears down the adrenals which causes erectile dysfunction.
you need to hit the reset button. what is that? FASTING
if the tingling in your legs is due to circulation problems then fasting will also increase circulation if you stay sufficiently hydrated.
It's amazing how many people stay dehydrated and then wonder at the many weird problems they have.
When you start eating again you can test each new food you eat with the pulse test to see if you are reacting to it.
buy the book "The Pulse Test" from amazon