How to Get Your Spirit in Shape by Roberts Liardon
There are three kinds of fitness discussed in this book. The first is physical fitness, the second is academic fitness and the third is spiritual fitness. Out of all this fitness, To Get Your Spirit in Shape you need the spiritual fitness. There is a divine fitness that we must develop in order to carry and walk with what God has given. We must develop spiritual fitness so our inner man can carry the anointings that God is pouring out in these last days. There is a spiritual fitness that you must develop if you want to live victoriously in this end-time hour and it is only Spiritual fitness will determine your success or your failure in life.