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Subject sleep with the upper-cut position
Date of Write 2019-09-02
View Count 32
-make your arm letter V, and put your arm under the pillow to sleep on a side for hours
-you compress the blood circulation (radial artery) and nerves
-you feel numbness while you sleep
-your hand cannot go above the shoulder line when you sleep
-do not put your arm under the pillow
-put your arm 2 or 3 inches ahead from your trunk
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