Sit ups are an excellent core muscle exercise that target your abdominal muscles, hip flexors, and lower back. When done slowly and carefully, sit ups will not cause back pain, and instead can aid digestion, build muscle, and improve
Sit ups are an excellent core muscle exercise that target your abdominal muscles, hip flexors and lower back. When done slowly and carefully, sit ups will not cause back pain, and instead can aid digestion, build muscle, and improve
4 Ways to Do Sit Ups - wikiHow
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a bajillion ab exercises, targeting lower, middle, upper and sides.
are sit ups good for abs –
Swim a Mile Up to something, Swimming, Iphone apps
Swim a Mile Up to something, Swimming, Iphone apps
4 Ways to Do Sit Ups - wikiHow Abdominales, Como hacer abdominales, Músculos abdominales
4 Ways to Do Sit Ups - wikiHow Workout guide, Fun workouts, Fitness regime
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4 Ways to Do Sit Ups - wikiHow Core muscle exercises, Sit up, Fitness body
