PHYSIOLOGICAL BASIS:Reactive hyperemia describes the increase in muscle blood flow that occurs during high-intensity resistance exercise and produces the pump associated with increases in muscle size. The NITRAFLEX pretraining formula contains ingredients that in vitro,animal and clinical studies suggest possess properties that may help advanced athletes maximize energy,intensity,vascularity and reactive hypermia(pumps) during their workouts,provide long-term support of testosterone and nitirc oxide levels in the healthy range when used as directed.*
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