A new study raises questions
Almost everyone is convinced that giving up cigarettes, reducing high blood pressure and cutting down on cholesterol lower the risk of death from heart disease. Proving it, however, is difficult. Ten years ago, the National Heart, Lung and Blood Institute undertook the largest study ever, involving 12,866 men between ages 35 and 57 who were considered to be high-risk candidates for heart disease. Half were assigned to a special intervention (SI) program in which they received treatment for hypertension, plus counseling to reduce their cigarette use and intake of cholesterol. The other half relied on their...
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