Two alcoholic drinks a day over a long period gave male heart attack survivors a 42% lower risk of dying from heart disease than non-drinkers, researchers found.
Their risk of death from any cause was also reduced by 14%, though the benefits were only seen with "moderate" drinking.
Higher consumption wiped out the survival gains and increased the chances of dying so they matched those of non-drinkers.
More top news
Authorities say Ai Weiwei failed to disclose a previous "criminal conviction" - though his supporters say he was never even charged.
The supermarket made the change after getting feedback from customers who said they felt under pressure as they finished their shop.
Harry Potter fans have been left sorely disappointed after the slightly misleading hashtag #NewHarryPotterBooks began trending on Twitter.