Tight vocal cords = stuttering (for me)

Tight vocal cords = stuttering (for me) Watch this quick video (https://www.youtube.com/watch?v=xypKNntXJv4) and try doing the exercise and see if it helps you. I was instantly more fluent. Not perfect but improved. Also read this article - http://stuttersense.blogspot.com/2015/10/tightening-of-vocal-cords-results-in.html.