Foot progression: snow pedographs

Simply fine work from one of our non-medical followers on patreon. Terry B from Northern Virginia, he calls himself an armchair enthusiast, is clearly learning serious stuff from us on Patreon. He has been with us since 2013 ! He is the bomb ! Here is what he sent us yesterday, a 2 part post.

"Thought you guys might find this interesting: The early part of a snowstorm gave me a window into how some neighbor gait tendencies.

Picture 1 is what caught my eye first – a progression angle of upwards of 45 degrees. I’ve seen people walking this way and it’s still always hard to believe that every step isn’t causing knee pain. (Those fresher prints on the left are me – I tend to feel like I’m on the borderline in terms of crossover. Trying to work on it.)
Take care guys – appreciate all you do!