The 4lbs is likely just water retension from the salty sausages. Drink lots of water & it will pass.
Congrats on your good attitude - these things will happen. You tried to stay on plan, made the best choices you could have at the time - then realized later that you were having symptoms - and rather than binging, you stayed on plan!
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Julie__________________F/37/5'2"__________________Start April 15, 2009
Milestones:ozers6p4
240 - University grad weight - Met July 29, 2009
213 - 50% of the way to goal - Met October 21, 2009
Onederland
180 - High School grad weight
buy an "XL" top in a "regular" store______