I borrowed a stationary bike from the guy across the street. First time I got on it I was trying to force my way over the top for a full 360 rotation when the seat collapsed.
That smarted a whole bunch
Well, that sure took care of bending my knee as far as needed and left the air purty blue for quite a while.
Talk about jerking a bandage off all at one time instead of doing it slow.
I think you will find that things improve pretty quick now. You're over the hump.
I had to drive to therapy after the first week. That was the easy part.
The snow and ice between the parking area and the building was the hard part.