British wine lovers may binge drink because they have little option but to buy large bottles, says the deputy editor of the British Medical Journal.

Making half-bottles of wine cheaper and more available could quell the temptation to drink too much, Trish Groves said.

Recent studies have found "hazardous" drinking is rife in wealthier areas.

The Wine and Spirit Trade Association said the industry was keen to provide more choice to consumers.

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