Strength training: The rectus abdominus muscles are the 'six pack' muscles. Abdominal crunches are important for bulking up and maintaining tone of these muscles. Working the external obliques are also important for sculpting and defining the abdominal wall with side crutches. Keep your body fat as low as healthily possible.
Answered 10/29/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
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