Lack of sleep alters brain chemicals to bring on cannabis-style

Too little sleep may bring on a form of the marijuana “munchies”, say scientists who found that sleep-deprived people craved crisps, sweets and biscuits far more than healthier foods.

The US researchers believe that skimping on sleep alters brain chemicals in much the same way as the hunger-boosting ingredient in cannabis, which has long propped up snack sales at 24-hour convenience stores.

After several nights of poor sleep, healthy volunteers who took part in the study reached for snacks containing more calories – and nearly twice as much fat – than ones they favoured after sleeping well for the same period, the scientists say.

When sleepy, the participants had terrible trouble resisting the snacks, even when they were full, said Erin Hanlon, who led the study

... read more at: https://www.theguardian.com/science/2016/feb/29/lack-of-sleep-alters-brain-chemicals-to-bring-on-cannabis-style-munchies