Authors of a comprehensive review on wine and cardiovascular health state that alcoholic beverages have long been debated to confer cardio protective benefits; The French Paradox is an observation of a low prevalence of ischemic heart disease, with high intakes of saturated fat, a phenomenon accredited to the consumption of red wine. Although many epidemiological investigations have supported this view, others have attributed it to beer or spirits, with many suggesting that the drink type is not important.
Although excessive consumption of alcoholic beverages is commonly regarded to be detrimental to cardiovascular health, there is a debate as to whether light-to-moderate intake is cardioprotective. Although there is extensive epidemiological support for this drinking pattern, a consensus has not been reached. On the basis of published work, the authors of a review published in the journal Circulation, describe the composition of wine and the effects of constituent polyphenols on chronic cardiovascular diseases.
Source: Wine and Cardiovascular Health: A Comprehensive Review. Haseeb S, Alexander B, Baranchuk A. Circulation. 2017 Oct 10;136(15):1434-1448. doi: 10.1161/ CIRCULATIONAHA.117.030387