This is absolutely nothing but an anxiety reaction. You need to address this and stop panicking every time your body makes an unexpected movement. Some people made good suggestions in your previous threads. Have you followed these suggestions?

Anxiety can be reduced over time but does not go away on its own. I think you should seriously acknowledge the problem and be very proactive in trying to solve it.

Also, you were lucky to only hit your foot. Walking while looking at the phone is not a good idea.