How can I log my daily physical activity to measure my fitness?
user
Here’s a simple tool I know, called Spark People.  It can be used to log steps taken, miles walked, and calories burned.  Would that be useful for you?
assistant
How can I log my daily physical activity to measure my fitness?
user
Well, that’s going to depend on what your end goal is.  Are you trying to lose weight?
assistant
How can I log my daily physical activity to measure my fitness?