... it felt like my pedal lifted my leg and whole body, then pushed me over my handlebars ...
I don't think this would have happened if you had relaxed your knees properly? Seems to me you are riding with very tense legs. And rest your body weight on your ass, not the soles of your feet.
I don't think this would have happened if you had relaxed your knees properly? Seems to me you are riding with very tense legs. And rest your body weight on your ass, not the soles of your feet.