Water water everywhere

I finally made it back to the gym and finished a 5k run. Both acts have been eluding me for the past week. Inspiration came with the wonderful high following a good run. I have decided to do make one small change today. So here is my 32oz bottle of water (with a little juice for taste); I plan to drink it all today. And tomorrow I will attempt to do the same. I have heard it takes 21 days for a habit to form...