Quote:
Originally Posted by Tunaboy
Today I was laying down with my hands holding my head up from behind. Maybe 10 mins. Stood up and my hands had pins and needles. Took a good 20 seconds to go away.
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A small percentage of population will have loss of blood flow with arms over head.
If you also have arm, elbow or hand pain /symptoms with it you may have a version of thoracic outlet syndrome. TOS for short. Previous whiplash, desk/computer/repetitive job are often factors..
for more info- post #1
http://neurotalk.psychcentral.com/thread84.html