Gotta lose 30 lbs!

I lost 25 in 10 days :) on the pre op diet.  I would go very low carb (not worry about working out so much, it helps lose weight in long term, but not short term).  And if you havent gotten off a good chunk, start the pre-op diet a little early.  You will be surprised how fast those first few pounds come off.  Its mosly fluid