Hip flexor muscles can help you stand up to pain – USATODAYcom

Hip flexor muscles can help you stand up to pain – USATODAYcom Hip flexor muscles can help you stand up to pain......Sitting for long periods can shorten hip flexors, and that can lead to physical problems.....Learn more.

Original article and pictures take http://usatoday30.usatoday.com/news/health/story/2012-08-29/hip-flexors-pain/57406840/1 site