http://www.dailymail.co.uk/health/article-4002296/Why-just-1-glass-wine-day-KILL-Heart-flutter-risk-greater-people-frequent-drinkers.html
Citando:
"Data from more than 900,000 people suggests regular drinking is deadly
•This was defined as about 340ml of 5% strength beer or 140ml of 12% wine a day
•Having just 1 drink a day increased the risk of an abnormal heart rhythm by 8%
•Every extra drink consumed daily increases the risk by another 8%, they found
Drinking just one glass of wine or bottle of beer a day could trigger a dangerous 'heart flutter', experts warn"