Stress is a complex,dynamic process of interaction between a person and his or her life Stress is described as a state of anxiety, strain, nervousness, tension, constant worry or pressure, to produce hypertension and other cardiovascular disorders due to greatly enhanced secretion of cortisol and adrenaline due to increased activity in the limbic system, amygdala and hippocampus and parasympathetic predominance The aims of this study was to investigate whether regular practice of yoga for sixty

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... minutes twice a day for six months can improve the cardiovascular parameters in hyper-reactors to cold pressor test in young healthy medical students. Summary- The regular practice of yoga for six months acts as stress buster,to reduce the hyerrectivity to cold pressor test by inducing parasympathetic predominance and cortico- hypothalamo-medullary inhibition.