Doing exercises

I seldon exercise.
I hardly ever go to walk on weekends.
I don't exercise very often.

I like to exercise, but I don't have many time. I get up early to work on weekdays. At night I study and read books. Sometimes I go for a walk on weekends. I'd like to go bicycling.

How often do you go to walk?
Not very often.
How well do you play volleyball?
About average, I guess.
How good are you at sports?
Not too good.
How long do you spend working out?
I don't work out.

Oh! That's terrible! Hehe.