Alcohol can continue to impair men's performance in the bedroom months after they've given up the drink.
Researchers from Colombia and Spain interviewed 109 Spanish men and found that heavy drinkers continued to have sexual problems for up to a year after they cut back.
"Brewer's droop" had been thought to be a temporary problem, however the authors said their study "partially contradicts those of other authors who argued that alcohol causes transient erectile dysfunction
http://lifestyle.msn.co.nz/nzmenslifestyle/latestnews/8596542/brewers-droop-affects-drinkers-for-months