Muscle pain: The most likely reason is that when you tip your head back your are using extensor muscles. Most people when using computers, televisions, books use their flexion muscles . We do these activities frequently, but most of us do not do frequent activities that tip our heads back.
Answered 11/26/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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