Speaking of the deadlift... if you want the BEST exercise for your back do them. Will fit perfectly in a 5x5 program.
Originally Posted by Pennglock
Use more weight!
Start the bar on the ground in the same position as a deadlift, in the middle of the length of your foot.
Make sure you pull off the ground and hit your upper ab with the bar every rep, too. People are so bad about cheating at this particular exercise.