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"Chris's answer was spot on. The ultimate answer to your question is "it depends", which is often the answer to most..." Read more ›
Answered by David Self in Austin, TX on January 24, 2012
"Per the top 5 personal training degree's(NASM, etc..) muscles respond to a stress load. Since they don't have eyes they..." Read more ›
Answered by Chris Bettencourt in San Francisco, CA on December 29, 2011