Quote Originally Posted by SadieKate View Post
Tingling can also be caused by mashing, as in only pushing downward and not working on a proper pedal stroke.
This.

Quote Originally Posted by roadie gal View Post
I had problems with tingling and my feet going numb until I put some good insoles (Super Feet green) into my cycling shoes. The tingling completely went away after that. I figured it was better foot positioning that cured the problem.
And this.

I was getting tingling feet until I learned to even out my pedal stroke and not mash. Also, I got giro insoles with adjustable arch support since I pronate. I sometimes have to loosen my straps on longer rides, but I've not had a tingling problem since making those changes.