Just one glass of wine a day enough to raise AF risk Even moderate drinking may increase the risk of AF, according to research that casts doubt on claims that alcohol can be good for the heart. by Stephen Robinson Sign in to continue Sign In Email address Password Stay signed in Trouble signing in? Reset password: Click here Need help? Email us Register FREE Limited free articles a month Free email bulletins Register Now Register Now Take a 30-day trial Join MIMS now and pay nothing for the first 30 days Join GPOnline now and pay nothing for the first 30 days Sign Up Sign Up