CRITICAL FLICKER FUSION FREQUENCY – YOUR PERSONAL WELLNESS NUMBER A New Tool in Wellness Assessment The flicker fusion frequency, or Critical Frequency of Flicker, abbreviated CFF, is the rate at … Continue reading Your Wellness Number
CRITICAL FLICKER FUSION FREQUENCY – YOUR PERSONAL WELLNESS NUMBER A New Tool in Wellness Assessment The flicker fusion frequency, or Critical Frequency of Flicker, abbreviated CFF, is the rate at … Continue reading Your Wellness Number
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