30 Stability Ball Exercises. Swiss balls are a great addition to standard workouts because they are highly effective at targeting core muscles. Core muscles are very important and are necessary for proper posture, but are often overlooked and underutilized while working out on standard gym equipment. Performing exercises with a stability ball forces you to engage your core muscles. – If you like this pin, repin it, like it, comment and follow our boards :-) #FastSimpleFitness — Click HERE for Real Weight Loss Results -- http://realresultsin3weeks.info/