Eesh....it seems to me that she's really trying to get you to be her 'accountability buddy'.
Not cool.
No therapist should ask that of a client unless they are working with the client on fitness goals.
Reading that back, I recognise that the gym is a more appropriate environment to focus on fitness.
Doesn't seem to me like that's the focus of your work with her, right?
__________________
'Somewhere up above the great divide
Where the sky is wide, and the clouds are few
A man can see his way clear to the light
'You have all the grace you need for today, and today is all that matters.' - Steve Austin