I've been sitting on a ball at the office for now 3 years. I love it. I do not have any hard numbers, but the fact that I move around, make small jumps , must

I've been sitting on a ball at the office for now 3 years. I love it. I do not have any hard numbers, but the fact that I move around, make small jumps , must keep balance etc. seems to be a good thing. I was sitting on an office chair at home during lock down and I think my back hurted more