CNN - Study: Passive smoke an even greater risk - New research provides some of the strongest evidence yet that constant exposure to passive smoke nearly doubles the risk of heart attack and death in non-smokers. Washington Post: Secondhand Smoke Linked to Increased Heart Attack Rate - Article on a major study finding that high exposure to secondhand smoke nearly doubles a woman's risk of having a heart attack. Tobacco and Cardiovascular Disease - Section on secondhand smoke and heart disease. Repace Associates - Secondhand Smoke and Cardiovascular Disease - Reviews the literature up to most recent publications; presents summary and graphs results for major research items. Secondhand Smoke and Acute Coronary Syndromes - Research finds that even small exposures to secondhand smoke can damage health and even kill. Six-month Public Smoking Ban Slashes Heart Attack Rate in Community - In the first study of its kind, researchers have found that the number of heart attack victims admitted to a regional hospital dropped by nearly 60 percent during the first six months that a smoke-free ordinance was in effect in the community. Acute Effects of Passive Smoking on the Coronary Circulation in Healthy Young Adults - Recent research shows that even brief exposure to secondhand smoke affects heart health. Secondhand Smoke as a Cause of Atherosclerotic Disease - Article in a medical journal summarizes the research findings that secondhand smoke causes heart disease that may be irreversible. Unfavorable Effects of Passive Smoking on Aortic Function - Report in Annals of Internal Medicine. Research directly measured effects of secondhand smoke on blood vessels. Health Effects of Secondhand Smoke: Heart Disease - Describes the effect of secondhand smoke on circulation and the heart, and provides a bibliography of relevant research. Cardiovascular Effects of Secondhand Smoke: Nearly as Large as Smoking - Review of recent research finds the effects of secondhand smoke on the heart and cardiovascular system are nearly as bad as smoking itself. Secondhand Smoke a First-Rate Danger - Secondhand smoke is now recognized as a significant cardiovascular health hazard; summary of findings of 18 recent research studies. Passive Smoking and Heart disease: Epidemiology, Physiology, and Biochemistry - Review of the scientific literature outlines the mechanisms and documents the risk (the third leading preventable cause of death in America). Secondhand Smoke Shortens Life - One of the largest studies on secondhand smoke ever done finds that people who lived with a smoker die sooner than people who don't. One Half Hour of Passive Smoking Damages Heart - News report on research that shows that breathing secondhand smoke for just 30 minutes can damage the heart. Environmental tobacco smoke exposure and ischaemic heart disease: an evaluation of the evidence - Article from the British Medical Journal. Secondhand smoke and schaemic heart disease: an evaluation of the evidence - Analysis of 19 epidemiological studies shows that people who have never smoked have 30% greater risk of ischaemic heart disease if they live with a smoker. NEJM -- Passive Smoking and the Risk of Coronary Heart Disease -- A Meta-Analysis of Epidemiologic Studies - Review of the scientific literature finds that passive smoking is consistently associated with an increased risk of heart disease across a wide variety of studies.