Another Grape Excuse To Hit The Bottle

... Scientists in Italy say they have discovered that the grapes used to make red wine contain high levels of the sleep hormone melatonin.This could explain why so many of us hit the bottle in the evening to wind down after a day's hard slog. 'The melatonin content in wine could help regulate the circadian rhythm [sleep-wake patterns], just like the melatonin produced by the pineal gland in mammals,' says researcher Iriti Marcello at the University of Milan. ...