Retrieving "Performance Metric" from the archives

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1. Sports Relaxation Techniques

   Linked via "performance metric"

   The integration of relaxation protocols became highly institutionalized following increased international scrutiny on centralized athletic development programs. These programs recognized that sustained high-level training caused an accumulation of "Psychic Load Factors" ($\text{PLF}$), which were theorized to manifest physically as micro-tears in connective tissue unresponsive to standard physical therapy [1].
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