kivanc

kivanc

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kivanc
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Tight psoas is a common cause of lower back pain. Stretch it baby, stretch it! ;) #LumbalgiaBackPain

Tight psoas is a common cause of lower back pain. Stretch it baby, stretch it! ;) #LumbalgiaBackPain

How A Hypotrochoid Is Made #Mechanism http://www.lifehack.org/articles/lifestyle/16-gifs-make-mechanism-expert.html?utm_term=0_983e966a3e-1fc3b054f7-415115113&utm_content=buffer119f8&utm_medium=social&utm_source=pinterest.com&utm_campaign=buffer

Hypotrochoid - A roulette traced by a point attached to a circle of radius (r) rolling around inside the fixed circle of radius (R) where the point is a distance (d) from the center of the interior circle