How many crunches should an individual do every day? 10-12 repetitions and three sets of crunches will be good enough. In addition, you may do three sets of two or three variations to engage the other muscles in the stomach.
How many crunches should an individual do every day? 10-12 repetitions and three sets of crunches will be good enough. In addition, you may do three sets of two or three variations to engage the other muscles in the stomach.