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Concussion by Dr. Richard Hansler Ph.D.


How blue-blocking glasses can heal your injured brain by maximizing natural melatonin.  This is newest book written by Dr. Richard L. Hansler Ph.D. details what can be done to help heal the brain after a concussion.  This book documents extensive & compelling research showing melatonin has the ability to heal the injured brain.  Essentially, a boost in natural melatonin is beneficial for your brain.

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