Last year it was alleged Prince Harry gave up alcohol out of sympathy for his pregnant wife, Meghan Markle.
But according to a royal insider, the Duchess has decided 2019 should ring in an end to tea and coffee for her husband too.
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While friends say the new health kick is showing in the fitter, bright-eyed Prince, according to the Sunday Express, "Considering he's been a pretty brutal drinker since he was a young teenager, it's quite an achievement."