Unlike most trainees, powerlifters don't do endless reps of crunches. Quite the contrary: They perform weighted ab exercises and manipulate their reps and sets
You don't need to set aside a special visit to the gym to do these; just add one of them on at the end of your main workout to ensure your abs get the attention .
Ab Workout! 25 reps of each one and do 3-5 sets! It burns!
Doing abs exercises in a circuit style keeps the intensity high and will likely lead. Do as many reps as you can with perfect form and end the set when you think .