If you are too weak to do a pull-up, but instead hang from a bar and pull regardless, are you making any progress? Also why do most exercises need to be full reps to “count”?

Question

If you are too weak to do a pull-up, but instead hang from a bar and pull regardless, are you making any progress? Also why do most exercises need to be full reps to “count”?

In:

Answer 1

Who are you, George Michael Bluth?