You can't buy fitness.
However, these products may make your
path a little more pleasant.
My favorite book is Cory Everson, Life Balance
I follow the Zone Diet by
Dr. Barry Sears.  You may want to purchase a copy of
'Mastering the Zone'.

Start a fitness journal.  
My favorite is
DietMinder Personal Food & Fitness Journal (A Food
and Exercise Diary) by Frances E. Wilkins  
Fitness in Harmony
678-521-2401
Personal Trainer Listing