I have always had a problem doing sit ups.  They always just hurt my back too much, ot maybe I just wan not doing it correctly.  I wanted to get something to work on just the abs that would also be easy on my back.  My daughter recommended the AB lounge sport.  I went around to a few stores to check on prices. I found that Wal Mart had the best deal.  What I love about this item is that you get a pamphlet of instructions, some recipes, but also a CD which shows you beginning and intermediate exercises.  Once you get the rhythm its easy.  I started out with the recommended 10 reps in 3 different...