GREAT ARTICLE. Weak abs = weak hips. a common injury in young active women. Pilates Exercises Balance Hip Flexor and Abdominal Muscles``Low back pain and soreness in the groin area may be signs that you are weak in the abs and over-using your hip flexors.

GREAT ARTICLE. Weak abs = weak hips. a common injury in young active women. Pilates Exercises Balance Hip Flexor and Abdominal Muscles``Low back pain and soreness in the groin area may be signs that you are weak in the abs and over-using your hip flexors.

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