HOW: Position yourself lying face down. Bring your arms up in a Y shape to where your elbows are above your shoulder and elbows bent to 90 degrees. Rotate your hands and have your thumbs up and have your hands almost touching above your...

HOW: Position yourself lying face down. Bring your arms up to where your elbows are straight out from your shoulder and elbows bent to 90 degrees. Rotate your hands and have your thumbs up. From here, squeeze your shoulder blade muscles lifting your elbows...

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