ABSTRACT Smoking is an escalating public health problem especially in developing countries like India. It is a major risk factor for coronary artery diseases, cerebrovascular stroke, peripheral vascular diseases. Studies have shown that smoking increases the risk of myocardial infarction and sudden cardiac death. One of the mechanism by which smoking impairs the cardiovascular function, is its effect on Autonomic Nervous System control. There are several tests to determine the autonomic activit.
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