I used to setup stages for K-12 events at the school where I worked. I stepped from the stage down to the auditorium floor, like I’d done 100s of times before. I literally heard the ligaments in my right leg and ankle separate.
Yep. Walking down the stairs is the killer. It seems counter-intuitive. People think walking up the stairs will get you. Nope, more people going down the stairs get injured.