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Premium Photo | Personal workout routine. sporty athletic woman in tracksuit squatting doing sit-ups in forest outdoor, training alone warming up before jogging, exercising for weight loss, fat burning. health care
Why can't I do a single sit up? I'm 15, 5'7, I workout pretty much everyday and have a somewhat strong core (I can do most core exercise). But, I still can't
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sit ups - Why cant I do any situps without someone holding my feet - Physical Fitness Stack Exchange
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