wapiti4/backsercise:
+00:34 due
         
or pay $0
Done by timer in-app (rate to be figured out)

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This goal has the following fine print specified by wapiti4:

This is my journey of trying to live a live of happiness by having a back that doesn't ache, which will cause stress and ruin pretty much anything I do.
I do Kraus exercises from their book, and currently experimenting treadmilling.
1 hour Kraus = 1 unit; 1 minute treadmilling = 0.01 units.